Home / 5,452.34-8,171.91-2,486.72

Finding the Fourth Proportional to 5,452.34, 8,171.91 and 2,486.72

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Solution

The fourth proportional to 5,452.34, 8,171.91 and 2,486.72 is: 3,727.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,452.34 : 8,171.91 = 2,486.72 : x
  2. Step 2: Convert to fraction form
    5,452.34/8,171.91 = 2,486.72/x
  3. Step 3: Cross multiply
    5,452.34x = 8,171.91 × 2,486.72
  4. Step 4: Simplify right side
    5,452.34x = 20,321,272.46
  5. Step 5: Solve for x
    x = 20,321,272.46/5,452.34
  6. Step 6: Final answer
    x = 3,727.08

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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.