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Finding the Fourth Proportional to 5,293.32, 7,938.34 and 4,250.86

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Solution

The fourth proportional to 5,293.32, 7,938.34 and 4,250.86 is: 6,374.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,293.32 : 7,938.34 = 4,250.86 : x
  2. Step 2: Convert to fraction form
    5,293.32/7,938.34 = 4,250.86/x
  3. Step 3: Cross multiply
    5,293.32x = 7,938.34 × 4,250.86
  4. Step 4: Simplify right side
    5,293.32x = 33,744,771.97
  5. Step 5: Solve for x
    x = 33,744,771.97/5,293.32
  6. Step 6: Final answer
    x = 6,374.97

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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.