Home / 10,157.58-15,227.56-4,531.02

Finding the Fourth Proportional to 10,157.58, 15,227.56 and 4,531.02

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Solution

The fourth proportional to 10,157.58, 15,227.56 and 4,531.02 is: 6,792.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,157.58 : 15,227.56 = 4,531.02 : x
  2. Step 2: Convert to fraction form
    10,157.58/15,227.56 = 4,531.02/x
  3. Step 3: Cross multiply
    10,157.58x = 15,227.56 × 4,531.02
  4. Step 4: Simplify right side
    10,157.58x = 68,996,378.91
  5. Step 5: Solve for x
    x = 68,996,378.91/10,157.58
  6. Step 6: Final answer
    x = 6,792.60

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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.