Home / 2,425.68-3,347.82-1,541.88

Finding the Fourth Proportional to 2,425.68, 3,347.82 and 1,541.88

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Solution

The fourth proportional to 2,425.68, 3,347.82 and 1,541.88 is: 2,128.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.68 : 3,347.82 = 1,541.88 : x
  2. Step 2: Convert to fraction form
    2,425.68/3,347.82 = 1,541.88/x
  3. Step 3: Cross multiply
    2,425.68x = 3,347.82 × 1,541.88
  4. Step 4: Simplify right side
    2,425.68x = 5,161,936.70
  5. Step 5: Solve for x
    x = 5,161,936.70/2,425.68
  6. Step 6: Final answer
    x = 2,128.04

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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.