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Finding the Fourth Proportional to 3,624.91, 5,007.03 and 2,503.87

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Solution

The fourth proportional to 3,624.91, 5,007.03 and 2,503.87 is: 3,458.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.91 : 5,007.03 = 2,503.87 : x
  2. Step 2: Convert to fraction form
    3,624.91/5,007.03 = 2,503.87/x
  3. Step 3: Cross multiply
    3,624.91x = 5,007.03 × 2,503.87
  4. Step 4: Simplify right side
    3,624.91x = 12,536,952.21
  5. Step 5: Solve for x
    x = 12,536,952.21/3,624.91
  6. Step 6: Final answer
    x = 3,458.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.