Home / 8,982.74-13,473.81-2,742.50

Finding the Fourth Proportional to 8,982.74, 13,473.81 and 2,742.50

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Solution

The fourth proportional to 8,982.74, 13,473.81 and 2,742.50 is: 4,113.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,982.74 : 13,473.81 = 2,742.50 : x
  2. Step 2: Convert to fraction form
    8,982.74/13,473.81 = 2,742.50/x
  3. Step 3: Cross multiply
    8,982.74x = 13,473.81 × 2,742.50
  4. Step 4: Simplify right side
    8,982.74x = 36,951,957.61
  5. Step 5: Solve for x
    x = 36,951,957.61/8,982.74
  6. Step 6: Final answer
    x = 4,113.66

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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.