Home / 10,577.48-15,868.31-3,181.61

Finding the Fourth Proportional to 10,577.48, 15,868.31 and 3,181.61

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Solution

The fourth proportional to 10,577.48, 15,868.31 and 3,181.61 is: 4,773.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,577.48 : 15,868.31 = 3,181.61 : x
  2. Step 2: Convert to fraction form
    10,577.48/15,868.31 = 3,181.61/x
  3. Step 3: Cross multiply
    10,577.48x = 15,868.31 × 3,181.61
  4. Step 4: Simplify right side
    10,577.48x = 50,486,678.53
  5. Step 5: Solve for x
    x = 50,486,678.53/10,577.48
  6. Step 6: Final answer
    x = 4,773.04

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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.