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Finding the Fourth Proportional to 5,244.57, 7,866.86 and 4,724.55

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Solution

The fourth proportional to 5,244.57, 7,866.86 and 4,724.55 is: 7,086.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.57 : 7,866.86 = 4,724.55 : x
  2. Step 2: Convert to fraction form
    5,244.57/7,866.86 = 4,724.55/x
  3. Step 3: Cross multiply
    5,244.57x = 7,866.86 × 4,724.55
  4. Step 4: Simplify right side
    5,244.57x = 37,167,349.79
  5. Step 5: Solve for x
    x = 37,167,349.79/5,244.57
  6. Step 6: Final answer
    x = 7,086.83

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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.