Home / 4,224.12-6,306.92-3,961.68

Finding the Fourth Proportional to 4,224.12, 6,306.92 and 3,961.68

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Solution

The fourth proportional to 4,224.12, 6,306.92 and 3,961.68 is: 5,915.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,224.12 : 6,306.92 = 3,961.68 : x
  2. Step 2: Convert to fraction form
    4,224.12/6,306.92 = 3,961.68/x
  3. Step 3: Cross multiply
    4,224.12x = 6,306.92 × 3,961.68
  4. Step 4: Simplify right side
    4,224.12x = 24,985,979.02
  5. Step 5: Solve for x
    x = 24,985,979.02/4,224.12
  6. Step 6: Final answer
    x = 5,915.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.