Home / 10,045.32-13,862.10-5,569.02

Finding the Fourth Proportional to 10,045.32, 13,862.10 and 5,569.02

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Solution

The fourth proportional to 10,045.32, 13,862.10 and 5,569.02 is: 7,685.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,045.32 : 13,862.10 = 5,569.02 : x
  2. Step 2: Convert to fraction form
    10,045.32/13,862.10 = 5,569.02/x
  3. Step 3: Cross multiply
    10,045.32x = 13,862.10 × 5,569.02
  4. Step 4: Simplify right side
    10,045.32x = 77,198,312.14
  5. Step 5: Solve for x
    x = 77,198,312.14/10,045.32
  6. Step 6: Final answer
    x = 7,685.00

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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.