Home / 4,042.74-5,578.84-2,250.16

Finding the Fourth Proportional to 4,042.74, 5,578.84 and 2,250.16

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Solution

The fourth proportional to 4,042.74, 5,578.84 and 2,250.16 is: 3,105.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,042.74 : 5,578.84 = 2,250.16 : x
  2. Step 2: Convert to fraction form
    4,042.74/5,578.84 = 2,250.16/x
  3. Step 3: Cross multiply
    4,042.74x = 5,578.84 × 2,250.16
  4. Step 4: Simplify right side
    4,042.74x = 12,553,302.86
  5. Step 5: Solve for x
    x = 12,553,302.86/4,042.74
  6. Step 6: Final answer
    x = 3,105.14

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1.5x scale

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.