Home / 8,177.34-12,263.58-2,982

Finding the Fourth Proportional to 8,177.34, 12,263.58 and 2,982

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Solution

The fourth proportional to 8,177.34, 12,263.58 and 2,982 is: 4,472.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.34 : 12,263.58 = 2,982 : x
  2. Step 2: Convert to fraction form
    8,177.34/12,263.58 = 2,982/x
  3. Step 3: Cross multiply
    8,177.34x = 12,263.58 × 2,982
  4. Step 4: Simplify right side
    8,177.34x = 36,569,995.56
  5. Step 5: Solve for x
    x = 36,569,995.56/8,177.34
  6. Step 6: Final answer
    x = 4,472.11

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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.