Home / 10,074.62-15,116.88-4,531.88

Finding the Fourth Proportional to 10,074.62, 15,116.88 and 4,531.88

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Solution

The fourth proportional to 10,074.62, 15,116.88 and 4,531.88 is: 6,800.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074.62 : 15,116.88 = 4,531.88 : x
  2. Step 2: Convert to fraction form
    10,074.62/15,116.88 = 4,531.88/x
  3. Step 3: Cross multiply
    10,074.62x = 15,116.88 × 4,531.88
  4. Step 4: Simplify right side
    10,074.62x = 68,507,886.13
  5. Step 5: Solve for x
    x = 68,507,886.13/10,074.62
  6. Step 6: Final answer
    x = 6,800.05

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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.