Home / 4,205.55-5,761.62-4,047.90

Finding the Fourth Proportional to 4,205.55, 5,761.62 and 4,047.90

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Solution

The fourth proportional to 4,205.55, 5,761.62 and 4,047.90 is: 5,545.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205.55 : 5,761.62 = 4,047.90 : x
  2. Step 2: Convert to fraction form
    4,205.55/5,761.62 = 4,047.90/x
  3. Step 3: Cross multiply
    4,205.55x = 5,761.62 × 4,047.90
  4. Step 4: Simplify right side
    4,205.55x = 23,322,432.79
  5. Step 5: Solve for x
    x = 23,322,432.79/4,205.55
  6. Step 6: Final answer
    x = 5,545.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.