Home / 8,072.54-11,132.76-5,550.62

Finding the Fourth Proportional to 8,072.54, 11,132.76 and 5,550.62

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Solution

The fourth proportional to 8,072.54, 11,132.76 and 5,550.62 is: 7,654.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.54 : 11,132.76 = 5,550.62 : x
  2. Step 2: Convert to fraction form
    8,072.54/11,132.76 = 5,550.62/x
  3. Step 3: Cross multiply
    8,072.54x = 11,132.76 × 5,550.62
  4. Step 4: Simplify right side
    8,072.54x = 61,793,720.31
  5. Step 5: Solve for x
    x = 61,793,720.31/8,072.54
  6. Step 6: Final answer
    x = 7,654.81

Related Problems

Find fourth proportional to 4,036.27, 5,566.38 and 2,775.31
Half scale
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Double scale
Find fourth proportional to 8,073.54, 11,134.14 and 5,551.62
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.