Home / 6,319.38-9,480.42-2,423.75

Finding the Fourth Proportional to 6,319.38, 9,480.42 and 2,423.75

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Solution

The fourth proportional to 6,319.38, 9,480.42 and 2,423.75 is: 3,636.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,319.38 : 9,480.42 = 2,423.75 : x
  2. Step 2: Convert to fraction form
    6,319.38/9,480.42 = 2,423.75/x
  3. Step 3: Cross multiply
    6,319.38x = 9,480.42 × 2,423.75
  4. Step 4: Simplify right side
    6,319.38x = 22,978,155.86
  5. Step 5: Solve for x
    x = 22,978,155.86/6,319.38
  6. Step 6: Final answer
    x = 3,636.14

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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.