Home / 8,575.38-12,864.51-4,193.22

Finding the Fourth Proportional to 8,575.38, 12,864.51 and 4,193.22

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Solution

The fourth proportional to 8,575.38, 12,864.51 and 4,193.22 is: 6,290.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,575.38 : 12,864.51 = 4,193.22 : x
  2. Step 2: Convert to fraction form
    8,575.38/12,864.51 = 4,193.22/x
  3. Step 3: Cross multiply
    8,575.38x = 12,864.51 × 4,193.22
  4. Step 4: Simplify right side
    8,575.38x = 53,943,720.62
  5. Step 5: Solve for x
    x = 53,943,720.62/8,575.38
  6. Step 6: Final answer
    x = 6,290.53

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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.