Home / 8,159.46-12,237.32-3,774.50

Finding the Fourth Proportional to 8,159.46, 12,237.32 and 3,774.50

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Solution

The fourth proportional to 8,159.46, 12,237.32 and 3,774.50 is: 5,660.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159.46 : 12,237.32 = 3,774.50 : x
  2. Step 2: Convert to fraction form
    8,159.46/12,237.32 = 3,774.50/x
  3. Step 3: Cross multiply
    8,159.46x = 12,237.32 × 3,774.50
  4. Step 4: Simplify right side
    8,159.46x = 46,189,764.34
  5. Step 5: Solve for x
    x = 46,189,764.34/8,159.46
  6. Step 6: Final answer
    x = 5,660.88

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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.