Home / 8,180.52-12,269.55-2,633.13

Finding the Fourth Proportional to 8,180.52, 12,269.55 and 2,633.13

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Solution

The fourth proportional to 8,180.52, 12,269.55 and 2,633.13 is: 3,949.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.52 : 12,269.55 = 2,633.13 : x
  2. Step 2: Convert to fraction form
    8,180.52/12,269.55 = 2,633.13/x
  3. Step 3: Cross multiply
    8,180.52x = 12,269.55 × 2,633.13
  4. Step 4: Simplify right side
    8,180.52x = 32,307,320.19
  5. Step 5: Solve for x
    x = 32,307,320.19/8,180.52
  6. Step 6: Final answer
    x = 3,949.30

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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.