Home / 4,262.60-6,393.90-3,169.10

Finding the Fourth Proportional to 4,262.60, 6,393.90 and 3,169.10

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Solution

The fourth proportional to 4,262.60, 6,393.90 and 3,169.10 is: 4,753.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,262.60 : 6,393.90 = 3,169.10 : x
  2. Step 2: Convert to fraction form
    4,262.60/6,393.90 = 3,169.10/x
  3. Step 3: Cross multiply
    4,262.60x = 6,393.90 × 3,169.10
  4. Step 4: Simplify right side
    4,262.60x = 20,262,908.49
  5. Step 5: Solve for x
    x = 20,262,908.49/4,262.60
  6. Step 6: Final answer
    x = 4,753.65

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Similar ratio
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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.