Home / 11,113.38-16,670.04-4,452.88

Finding the Fourth Proportional to 11,113.38, 16,670.04 and 4,452.88

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Solution

The fourth proportional to 11,113.38, 16,670.04 and 4,452.88 is: 6,679.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.38 : 16,670.04 = 4,452.88 : x
  2. Step 2: Convert to fraction form
    11,113.38/16,670.04 = 4,452.88/x
  3. Step 3: Cross multiply
    11,113.38x = 16,670.04 × 4,452.88
  4. Step 4: Simplify right side
    11,113.38x = 74,229,687.72
  5. Step 5: Solve for x
    x = 74,229,687.72/11,113.38
  6. Step 6: Final answer
    x = 6,679.31

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1.5x scale

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.