Home / 9,689.22-14,511.42-5,785.02

Finding the Fourth Proportional to 9,689.22, 14,511.42 and 5,785.02

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Solution

The fourth proportional to 9,689.22, 14,511.42 and 5,785.02 is: 8,664.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689.22 : 14,511.42 = 5,785.02 : x
  2. Step 2: Convert to fraction form
    9,689.22/14,511.42 = 5,785.02/x
  3. Step 3: Cross multiply
    9,689.22x = 14,511.42 × 5,785.02
  4. Step 4: Simplify right side
    9,689.22x = 83,948,854.93
  5. Step 5: Solve for x
    x = 83,948,854.93/9,689.22
  6. Step 6: Final answer
    x = 8,664.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.