Home / 9,761.04-13,471.20-5,569.92

Finding the Fourth Proportional to 9,761.04, 13,471.20 and 5,569.92

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Solution

The fourth proportional to 9,761.04, 13,471.20 and 5,569.92 is: 7,687.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,761.04 : 13,471.20 = 5,569.92 : x
  2. Step 2: Convert to fraction form
    9,761.04/13,471.20 = 5,569.92/x
  3. Step 3: Cross multiply
    9,761.04x = 13,471.20 × 5,569.92
  4. Step 4: Simplify right side
    9,761.04x = 75,033,506.30
  5. Step 5: Solve for x
    x = 75,033,506.30/9,761.04
  6. Step 6: Final answer
    x = 7,687.04

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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.