Home / 7,954.20-11,926.98-4,061.88

Finding the Fourth Proportional to 7,954.20, 11,926.98 and 4,061.88

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Solution

The fourth proportional to 7,954.20, 11,926.98 and 4,061.88 is: 6,090.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,954.20 : 11,926.98 = 4,061.88 : x
  2. Step 2: Convert to fraction form
    7,954.20/11,926.98 = 4,061.88/x
  3. Step 3: Cross multiply
    7,954.20x = 11,926.98 × 4,061.88
  4. Step 4: Simplify right side
    7,954.20x = 48,445,961.52
  5. Step 5: Solve for x
    x = 48,445,961.52/7,954.20
  6. Step 6: Final answer
    x = 6,090.61

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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.