Home / 5,724.60-7,900.68-3,366.96

Finding the Fourth Proportional to 5,724.60, 7,900.68 and 3,366.96

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Solution

The fourth proportional to 5,724.60, 7,900.68 and 3,366.96 is: 4,646.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,724.60 : 7,900.68 = 3,366.96 : x
  2. Step 2: Convert to fraction form
    5,724.60/7,900.68 = 3,366.96/x
  3. Step 3: Cross multiply
    5,724.60x = 7,900.68 × 3,366.96
  4. Step 4: Simplify right side
    5,724.60x = 26,601,273.53
  5. Step 5: Solve for x
    x = 26,601,273.53/5,724.60
  6. Step 6: Final answer
    x = 4,646.84

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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.