Home / 3,803.28-5,246.55-2,542.92

Finding the Fourth Proportional to 3,803.28, 5,246.55 and 2,542.92

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Solution

The fourth proportional to 3,803.28, 5,246.55 and 2,542.92 is: 3,507.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,803.28 : 5,246.55 = 2,542.92 : x
  2. Step 2: Convert to fraction form
    3,803.28/5,246.55 = 2,542.92/x
  3. Step 3: Cross multiply
    3,803.28x = 5,246.55 × 2,542.92
  4. Step 4: Simplify right side
    3,803.28x = 13,341,556.93
  5. Step 5: Solve for x
    x = 13,341,556.93/3,803.28
  6. Step 6: Final answer
    x = 3,507.91

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Half scale
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Double scale
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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.