Home / 8,766.83-13,149.95-3,499.20

Finding the Fourth Proportional to 8,766.83, 13,149.95 and 3,499.20

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Solution

The fourth proportional to 8,766.83, 13,149.95 and 3,499.20 is: 5,248.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.83 : 13,149.95 = 3,499.20 : x
  2. Step 2: Convert to fraction form
    8,766.83/13,149.95 = 3,499.20/x
  3. Step 3: Cross multiply
    8,766.83x = 13,149.95 × 3,499.20
  4. Step 4: Simplify right side
    8,766.83x = 46,014,287.54
  5. Step 5: Solve for x
    x = 46,014,287.54/8,766.83
  6. Step 6: Final answer
    x = 5,248.68

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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.