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Finding the Fourth Proportional to 4,267.29, 6,387.98 and 4,124.73

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Solution

The fourth proportional to 4,267.29, 6,387.98 and 4,124.73 is: 6,174.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.29 : 6,387.98 = 4,124.73 : x
  2. Step 2: Convert to fraction form
    4,267.29/6,387.98 = 4,124.73/x
  3. Step 3: Cross multiply
    4,267.29x = 6,387.98 × 4,124.73
  4. Step 4: Simplify right side
    4,267.29x = 26,348,672.12
  5. Step 5: Solve for x
    x = 26,348,672.12/4,267.29
  6. Step 6: Final answer
    x = 6,174.57

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1.5x scale

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.