Home / 2,937.72-4,049.82-2,237.88

Finding the Fourth Proportional to 2,937.72, 4,049.82 and 2,237.88

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Solution

The fourth proportional to 2,937.72, 4,049.82 and 2,237.88 is: 3,085.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.72 : 4,049.82 = 2,237.88 : x
  2. Step 2: Convert to fraction form
    2,937.72/4,049.82 = 2,237.88/x
  3. Step 3: Cross multiply
    2,937.72x = 4,049.82 × 2,237.88
  4. Step 4: Simplify right side
    2,937.72x = 9,063,011.18
  5. Step 5: Solve for x
    x = 9,063,011.18/2,937.72
  6. Step 6: Final answer
    x = 3,085.05

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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.