Home / 4,452.39-6,680.13-1,679.86

Finding the Fourth Proportional to 4,452.39, 6,680.13 and 1,679.86

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Solution

The fourth proportional to 4,452.39, 6,680.13 and 1,679.86 is: 2,520.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.39 : 6,680.13 = 1,679.86 : x
  2. Step 2: Convert to fraction form
    4,452.39/6,680.13 = 1,679.86/x
  3. Step 3: Cross multiply
    4,452.39x = 6,680.13 × 1,679.86
  4. Step 4: Simplify right side
    4,452.39x = 11,221,683.18
  5. Step 5: Solve for x
    x = 11,221,683.18/4,452.39
  6. Step 6: Final answer
    x = 2,520.37

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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.