Home / 5,347.60-7,378.92-3,251.92

Finding the Fourth Proportional to 5,347.60, 7,378.92 and 3,251.92

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Solution

The fourth proportional to 5,347.60, 7,378.92 and 3,251.92 is: 4,487.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.60 : 7,378.92 = 3,251.92 : x
  2. Step 2: Convert to fraction form
    5,347.60/7,378.92 = 3,251.92/x
  3. Step 3: Cross multiply
    5,347.60x = 7,378.92 × 3,251.92
  4. Step 4: Simplify right side
    5,347.60x = 23,995,657.53
  5. Step 5: Solve for x
    x = 23,995,657.53/5,347.60
  6. Step 6: Final answer
    x = 4,487.18

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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.