Home / 10,612.42-15,917.71-3,592.28

Finding the Fourth Proportional to 10,612.42, 15,917.71 and 3,592.28

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Solution

The fourth proportional to 10,612.42, 15,917.71 and 3,592.28 is: 5,388.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,612.42 : 15,917.71 = 3,592.28 : x
  2. Step 2: Convert to fraction form
    10,612.42/15,917.71 = 3,592.28/x
  3. Step 3: Cross multiply
    10,612.42x = 15,917.71 × 3,592.28
  4. Step 4: Simplify right side
    10,612.42x = 57,180,902.09
  5. Step 5: Solve for x
    x = 57,180,902.09/10,612.42
  6. Step 6: Final answer
    x = 5,388.11

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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.