Home / 10,687.95-16,036.79-4,452.57

Finding the Fourth Proportional to 10,687.95, 16,036.79 and 4,452.57

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Solution

The fourth proportional to 10,687.95, 16,036.79 and 4,452.57 is: 6,680.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,687.95 : 16,036.79 = 4,452.57 : x
  2. Step 2: Convert to fraction form
    10,687.95/16,036.79 = 4,452.57/x
  3. Step 3: Cross multiply
    10,687.95x = 16,036.79 × 4,452.57
  4. Step 4: Simplify right side
    10,687.95x = 71,404,907.79
  5. Step 5: Solve for x
    x = 71,404,907.79/10,687.95
  6. Step 6: Final answer
    x = 6,680.88

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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.