Home / 8,270.06-12,402.46-2,722.17

Finding the Fourth Proportional to 8,270.06, 12,402.46 and 2,722.17

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Solution

The fourth proportional to 8,270.06, 12,402.46 and 2,722.17 is: 4,082.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,270.06 : 12,402.46 = 2,722.17 : x
  2. Step 2: Convert to fraction form
    8,270.06/12,402.46 = 2,722.17/x
  3. Step 3: Cross multiply
    8,270.06x = 12,402.46 × 2,722.17
  4. Step 4: Simplify right side
    8,270.06x = 33,761,590.93
  5. Step 5: Solve for x
    x = 33,761,590.93/8,270.06
  6. Step 6: Final answer
    x = 4,082.39

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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.