Home / 3,743.64-5,167.92-2,417.12

Finding the Fourth Proportional to 3,743.64, 5,167.92 and 2,417.12

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Solution

The fourth proportional to 3,743.64, 5,167.92 and 2,417.12 is: 3,336.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.64 : 5,167.92 = 2,417.12 : x
  2. Step 2: Convert to fraction form
    3,743.64/5,167.92 = 2,417.12/x
  3. Step 3: Cross multiply
    3,743.64x = 5,167.92 × 2,417.12
  4. Step 4: Simplify right side
    3,743.64x = 12,491,482.79
  5. Step 5: Solve for x
    x = 12,491,482.79/3,743.64
  6. Step 6: Final answer
    x = 3,336.72

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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.