Home / 2,451.55-3,382.95-1,507.24

Finding the Fourth Proportional to 2,451.55, 3,382.95 and 1,507.24

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Solution

The fourth proportional to 2,451.55, 3,382.95 and 1,507.24 is: 2,079.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451.55 : 3,382.95 = 1,507.24 : x
  2. Step 2: Convert to fraction form
    2,451.55/3,382.95 = 1,507.24/x
  3. Step 3: Cross multiply
    2,451.55x = 3,382.95 × 1,507.24
  4. Step 4: Simplify right side
    2,451.55x = 5,098,917.56
  5. Step 5: Solve for x
    x = 5,098,917.56/2,451.55
  6. Step 6: Final answer
    x = 2,079.88

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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.