Home / 2,658.28-3,987.42-1,548.04

Finding the Fourth Proportional to 2,658.28, 3,987.42 and 1,548.04

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Solution

The fourth proportional to 2,658.28, 3,987.42 and 1,548.04 is: 2,322.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,658.28 : 3,987.42 = 1,548.04 : x
  2. Step 2: Convert to fraction form
    2,658.28/3,987.42 = 1,548.04/x
  3. Step 3: Cross multiply
    2,658.28x = 3,987.42 × 1,548.04
  4. Step 4: Simplify right side
    2,658.28x = 6,172,685.66
  5. Step 5: Solve for x
    x = 6,172,685.66/2,658.28
  6. Step 6: Final answer
    x = 2,322.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.