Home / 8,013.76-12,026.28-2,820.04

Finding the Fourth Proportional to 8,013.76, 12,026.28 and 2,820.04

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Solution

The fourth proportional to 8,013.76, 12,026.28 and 2,820.04 is: 4,232.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.76 : 12,026.28 = 2,820.04 : x
  2. Step 2: Convert to fraction form
    8,013.76/12,026.28 = 2,820.04/x
  3. Step 3: Cross multiply
    8,013.76x = 12,026.28 × 2,820.04
  4. Step 4: Simplify right side
    8,013.76x = 33,914,590.65
  5. Step 5: Solve for x
    x = 33,914,590.65/8,013.76
  6. Step 6: Final answer
    x = 4,232.04

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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.