Home / 8,248.43-12,373.16-3,318.06

Finding the Fourth Proportional to 8,248.43, 12,373.16 and 3,318.06

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Solution

The fourth proportional to 8,248.43, 12,373.16 and 3,318.06 is: 4,977.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,248.43 : 12,373.16 = 3,318.06 : x
  2. Step 2: Convert to fraction form
    8,248.43/12,373.16 = 3,318.06/x
  3. Step 3: Cross multiply
    8,248.43x = 12,373.16 × 3,318.06
  4. Step 4: Simplify right side
    8,248.43x = 41,054,917.08
  5. Step 5: Solve for x
    x = 41,054,917.08/8,248.43
  6. Step 6: Final answer
    x = 4,977.30

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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.