Home / 9,385.29-14,080.17-3,145.32

Finding the Fourth Proportional to 9,385.29, 14,080.17 and 3,145.32

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Solution

The fourth proportional to 9,385.29, 14,080.17 and 3,145.32 is: 4,718.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,385.29 : 14,080.17 = 3,145.32 : x
  2. Step 2: Convert to fraction form
    9,385.29/14,080.17 = 3,145.32/x
  3. Step 3: Cross multiply
    9,385.29x = 14,080.17 × 3,145.32
  4. Step 4: Simplify right side
    9,385.29x = 44,286,640.30
  5. Step 5: Solve for x
    x = 44,286,640.30/9,385.29
  6. Step 6: Final answer
    x = 4,718.73

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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.