Home / 4,817.31-7,229.25-2,220.27

Finding the Fourth Proportional to 4,817.31, 7,229.25 and 2,220.27

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Solution

The fourth proportional to 4,817.31, 7,229.25 and 2,220.27 is: 3,331.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,817.31 : 7,229.25 = 2,220.27 : x
  2. Step 2: Convert to fraction form
    4,817.31/7,229.25 = 2,220.27/x
  3. Step 3: Cross multiply
    4,817.31x = 7,229.25 × 2,220.27
  4. Step 4: Simplify right side
    4,817.31x = 16,050,886.90
  5. Step 5: Solve for x
    x = 16,050,886.90/4,817.31
  6. Step 6: Final answer
    x = 3,331.92

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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.