Home / 10,532.32-15,787.40-4,204.71

Finding the Fourth Proportional to 10,532.32, 15,787.40 and 4,204.71

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Solution

The fourth proportional to 10,532.32, 15,787.40 and 4,204.71 is: 6,302.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,532.32 : 15,787.40 = 4,204.71 : x
  2. Step 2: Convert to fraction form
    10,532.32/15,787.40 = 4,204.71/x
  3. Step 3: Cross multiply
    10,532.32x = 15,787.40 × 4,204.71
  4. Step 4: Simplify right side
    10,532.32x = 66,381,449.17
  5. Step 5: Solve for x
    x = 66,381,449.17/10,532.32
  6. Step 6: Final answer
    x = 6,302.64

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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.