Home / 7,487.16-11,231.65-3,043.88

Finding the Fourth Proportional to 7,487.16, 11,231.65 and 3,043.88

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Solution

The fourth proportional to 7,487.16, 11,231.65 and 3,043.88 is: 4,566.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.16 : 11,231.65 = 3,043.88 : x
  2. Step 2: Convert to fraction form
    7,487.16/11,231.65 = 3,043.88/x
  3. Step 3: Cross multiply
    7,487.16x = 11,231.65 × 3,043.88
  4. Step 4: Simplify right side
    7,487.16x = 34,187,830.62
  5. Step 5: Solve for x
    x = 34,187,830.62/7,487.16
  6. Step 6: Final answer
    x = 4,566.20

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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.