Home / 4,009.60-5,531.52-2,517.28

Finding the Fourth Proportional to 4,009.60, 5,531.52 and 2,517.28

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Solution

The fourth proportional to 4,009.60, 5,531.52 and 2,517.28 is: 3,472.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,009.60 : 5,531.52 = 2,517.28 : x
  2. Step 2: Convert to fraction form
    4,009.60/5,531.52 = 2,517.28/x
  3. Step 3: Cross multiply
    4,009.60x = 5,531.52 × 2,517.28
  4. Step 4: Simplify right side
    4,009.60x = 13,924,384.67
  5. Step 5: Solve for x
    x = 13,924,384.67/4,009.60
  6. Step 6: Final answer
    x = 3,472.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.