Home / 4,242.46-5,854.80-2,650.05

Finding the Fourth Proportional to 4,242.46, 5,854.80 and 2,650.05

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Solution

The fourth proportional to 4,242.46, 5,854.80 and 2,650.05 is: 3,657.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.46 : 5,854.80 = 2,650.05 : x
  2. Step 2: Convert to fraction form
    4,242.46/5,854.80 = 2,650.05/x
  3. Step 3: Cross multiply
    4,242.46x = 5,854.80 × 2,650.05
  4. Step 4: Simplify right side
    4,242.46x = 15,515,520.75
  5. Step 5: Solve for x
    x = 15,515,520.75/4,242.46
  6. Step 6: Final answer
    x = 3,657.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.