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Finding the Fourth Proportional to 8,073.54, 11,134.14 and 5,551.62

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Solution

The fourth proportional to 8,073.54, 11,134.14 and 5,551.62 is: 7,656.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,073.54 : 11,134.14 = 5,551.62 : x
  2. Step 2: Convert to fraction form
    8,073.54/11,134.14 = 5,551.62/x
  3. Step 3: Cross multiply
    8,073.54x = 11,134.14 × 5,551.62
  4. Step 4: Simplify right side
    8,073.54x = 61,812,514.31
  5. Step 5: Solve for x
    x = 61,812,514.31/8,073.54
  6. Step 6: Final answer
    x = 7,656.18

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Half scale
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Double scale
Find fourth proportional to 8,074.54, 11,135.52 and 5,552.62
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.