Home / 3,446.72-4,757.28-2,457.44

Finding the Fourth Proportional to 3,446.72, 4,757.28 and 2,457.44

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Solution

The fourth proportional to 3,446.72, 4,757.28 and 2,457.44 is: 3,391.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446.72 : 4,757.28 = 2,457.44 : x
  2. Step 2: Convert to fraction form
    3,446.72/4,757.28 = 2,457.44/x
  3. Step 3: Cross multiply
    3,446.72x = 4,757.28 × 2,457.44
  4. Step 4: Simplify right side
    3,446.72x = 11,690,730.16
  5. Step 5: Solve for x
    x = 11,690,730.16/3,446.72
  6. Step 6: Final answer
    x = 3,391.84

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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.