Home / 8,081.16-12,104.64-3,702.24

Finding the Fourth Proportional to 8,081.16, 12,104.64 and 3,702.24

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Solution

The fourth proportional to 8,081.16, 12,104.64 and 3,702.24 is: 5,545.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081.16 : 12,104.64 = 3,702.24 : x
  2. Step 2: Convert to fraction form
    8,081.16/12,104.64 = 3,702.24/x
  3. Step 3: Cross multiply
    8,081.16x = 12,104.64 × 3,702.24
  4. Step 4: Simplify right side
    8,081.16x = 44,814,282.39
  5. Step 5: Solve for x
    x = 44,814,282.39/8,081.16
  6. Step 6: Final answer
    x = 5,545.53

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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.