Home / 8,559.18-12,833.91-5,098.86

Finding the Fourth Proportional to 8,559.18, 12,833.91 and 5,098.86

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Solution

The fourth proportional to 8,559.18, 12,833.91 and 5,098.86 is: 7,645.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559.18 : 12,833.91 = 5,098.86 : x
  2. Step 2: Convert to fraction form
    8,559.18/12,833.91 = 5,098.86/x
  3. Step 3: Cross multiply
    8,559.18x = 12,833.91 × 5,098.86
  4. Step 4: Simplify right side
    8,559.18x = 65,438,310.34
  5. Step 5: Solve for x
    x = 65,438,310.34/8,559.18
  6. Step 6: Final answer
    x = 7,645.39

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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.