Home / 9,340.25-12,888.93-5,563.69

Finding the Fourth Proportional to 9,340.25, 12,888.93 and 5,563.69

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Solution

The fourth proportional to 9,340.25, 12,888.93 and 5,563.69 is: 7,677.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340.25 : 12,888.93 = 5,563.69 : x
  2. Step 2: Convert to fraction form
    9,340.25/12,888.93 = 5,563.69/x
  3. Step 3: Cross multiply
    9,340.25x = 12,888.93 × 5,563.69
  4. Step 4: Simplify right side
    9,340.25x = 71,710,010.95
  5. Step 5: Solve for x
    x = 71,710,010.95/9,340.25
  6. Step 6: Final answer
    x = 7,677.53

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Half scale
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Double scale
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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.