Home / 10,657.53-15,986.30-3,261.96

Finding the Fourth Proportional to 10,657.53, 15,986.30 and 3,261.96

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Solution

The fourth proportional to 10,657.53, 15,986.30 and 3,261.96 is: 4,892.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657.53 : 15,986.30 = 3,261.96 : x
  2. Step 2: Convert to fraction form
    10,657.53/15,986.30 = 3,261.96/x
  3. Step 3: Cross multiply
    10,657.53x = 15,986.30 × 3,261.96
  4. Step 4: Simplify right side
    10,657.53x = 52,146,654.84
  5. Step 5: Solve for x
    x = 52,146,654.84/10,657.53
  6. Step 6: Final answer
    x = 4,892.94

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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.