Home / 5,200.92-7,180.42-3,435.48

Finding the Fourth Proportional to 5,200.92, 7,180.42 and 3,435.48

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Solution

The fourth proportional to 5,200.92, 7,180.42 and 3,435.48 is: 4,743.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200.92 : 7,180.42 = 3,435.48 : x
  2. Step 2: Convert to fraction form
    5,200.92/7,180.42 = 3,435.48/x
  3. Step 3: Cross multiply
    5,200.92x = 7,180.42 × 3,435.48
  4. Step 4: Simplify right side
    5,200.92x = 24,668,189.30
  5. Step 5: Solve for x
    x = 24,668,189.30/5,200.92
  6. Step 6: Final answer
    x = 4,743.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.