Home / 8,766.72-13,149.36-2,610.72

Finding the Fourth Proportional to 8,766.72, 13,149.36 and 2,610.72

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Solution

The fourth proportional to 8,766.72, 13,149.36 and 2,610.72 is: 3,915.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.72 : 13,149.36 = 2,610.72 : x
  2. Step 2: Convert to fraction form
    8,766.72/13,149.36 = 2,610.72/x
  3. Step 3: Cross multiply
    8,766.72x = 13,149.36 × 2,610.72
  4. Step 4: Simplify right side
    8,766.72x = 34,329,297.14
  5. Step 5: Solve for x
    x = 34,329,297.14/8,766.72
  6. Step 6: Final answer
    x = 3,915.87

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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.