Home / 7,517.38-10,371.36-4,530.91

Finding the Fourth Proportional to 7,517.38, 10,371.36 and 4,530.91

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Solution

The fourth proportional to 7,517.38, 10,371.36 and 4,530.91 is: 6,251.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.38 : 10,371.36 = 4,530.91 : x
  2. Step 2: Convert to fraction form
    7,517.38/10,371.36 = 4,530.91/x
  3. Step 3: Cross multiply
    7,517.38x = 10,371.36 × 4,530.91
  4. Step 4: Simplify right side
    7,517.38x = 46,991,698.74
  5. Step 5: Solve for x
    x = 46,991,698.74/7,517.38
  6. Step 6: Final answer
    x = 6,251.07

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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.