Home / 3,042.78-4,561.08-2,310.78

Finding the Fourth Proportional to 3,042.78, 4,561.08 and 2,310.78

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Solution

The fourth proportional to 3,042.78, 4,561.08 and 2,310.78 is: 3,463.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042.78 : 4,561.08 = 2,310.78 : x
  2. Step 2: Convert to fraction form
    3,042.78/4,561.08 = 2,310.78/x
  3. Step 3: Cross multiply
    3,042.78x = 4,561.08 × 2,310.78
  4. Step 4: Simplify right side
    3,042.78x = 10,539,652.44
  5. Step 5: Solve for x
    x = 10,539,652.44/3,042.78
  6. Step 6: Final answer
    x = 3,463.82

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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.