Home / 3,724.66-5,585.24-2,165.16

Finding the Fourth Proportional to 3,724.66, 5,585.24 and 2,165.16

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Solution

The fourth proportional to 3,724.66, 5,585.24 and 2,165.16 is: 3,246.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.66 : 5,585.24 = 2,165.16 : x
  2. Step 2: Convert to fraction form
    3,724.66/5,585.24 = 2,165.16/x
  3. Step 3: Cross multiply
    3,724.66x = 5,585.24 × 2,165.16
  4. Step 4: Simplify right side
    3,724.66x = 12,092,938.24
  5. Step 5: Solve for x
    x = 12,092,938.24/3,724.66
  6. Step 6: Final answer
    x = 3,246.72

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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.