Home / 10,267.60-15,397.80-5,335.60

Finding the Fourth Proportional to 10,267.60, 15,397.80 and 5,335.60

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Solution

The fourth proportional to 10,267.60, 15,397.80 and 5,335.60 is: 8,001.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267.60 : 15,397.80 = 5,335.60 : x
  2. Step 2: Convert to fraction form
    10,267.60/15,397.80 = 5,335.60/x
  3. Step 3: Cross multiply
    10,267.60x = 15,397.80 × 5,335.60
  4. Step 4: Simplify right side
    10,267.60x = 82,156,501.68
  5. Step 5: Solve for x
    x = 82,156,501.68/10,267.60
  6. Step 6: Final answer
    x = 8,001.53

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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.