Home / 4,107.38-5,668.18-2,538.20

Finding the Fourth Proportional to 4,107.38, 5,668.18 and 2,538.20

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Solution

The fourth proportional to 4,107.38, 5,668.18 and 2,538.20 is: 3,502.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.38 : 5,668.18 = 2,538.20 : x
  2. Step 2: Convert to fraction form
    4,107.38/5,668.18 = 2,538.20/x
  3. Step 3: Cross multiply
    4,107.38x = 5,668.18 × 2,538.20
  4. Step 4: Simplify right side
    4,107.38x = 14,386,982.30
  5. Step 5: Solve for x
    x = 14,386,982.30/4,107.38
  6. Step 6: Final answer
    x = 3,502.72

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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.