Home / 8,484.76-12,730.92-3,291.04

Finding the Fourth Proportional to 8,484.76, 12,730.92 and 3,291.04

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Solution

The fourth proportional to 8,484.76, 12,730.92 and 3,291.04 is: 4,938.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,484.76 : 12,730.92 = 3,291.04 : x
  2. Step 2: Convert to fraction form
    8,484.76/12,730.92 = 3,291.04/x
  3. Step 3: Cross multiply
    8,484.76x = 12,730.92 × 3,291.04
  4. Step 4: Simplify right side
    8,484.76x = 41,897,966.96
  5. Step 5: Solve for x
    x = 41,897,966.96/8,484.76
  6. Step 6: Final answer
    x = 4,938.03

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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.