Home / 10,262.30-15,397.16-4,340.66

Finding the Fourth Proportional to 10,262.30, 15,397.16 and 4,340.66

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Solution

The fourth proportional to 10,262.30, 15,397.16 and 4,340.66 is: 6,512.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,262.30 : 15,397.16 = 4,340.66 : x
  2. Step 2: Convert to fraction form
    10,262.30/15,397.16 = 4,340.66/x
  3. Step 3: Cross multiply
    10,262.30x = 15,397.16 × 4,340.66
  4. Step 4: Simplify right side
    10,262.30x = 66,833,737.84
  5. Step 5: Solve for x
    x = 66,833,737.84/10,262.30
  6. Step 6: Final answer
    x = 6,512.55

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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.