Home / 5,452.91-8,177.07-2,987.06

Finding the Fourth Proportional to 5,452.91, 8,177.07 and 2,987.06

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Solution

The fourth proportional to 5,452.91, 8,177.07 and 2,987.06 is: 4,479.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.91 : 8,177.07 = 2,987.06 : x
  2. Step 2: Convert to fraction form
    5,452.91/8,177.07 = 2,987.06/x
  3. Step 3: Cross multiply
    5,452.91x = 8,177.07 × 2,987.06
  4. Step 4: Simplify right side
    5,452.91x = 24,425,357.83
  5. Step 5: Solve for x
    x = 24,425,357.83/5,452.91
  6. Step 6: Final answer
    x = 4,479.33

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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.