Home / 2,747.34-3,788.13-2,001.63

Finding the Fourth Proportional to 2,747.34, 3,788.13 and 2,001.63

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Solution

The fourth proportional to 2,747.34, 3,788.13 and 2,001.63 is: 2,759.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747.34 : 3,788.13 = 2,001.63 : x
  2. Step 2: Convert to fraction form
    2,747.34/3,788.13 = 2,001.63/x
  3. Step 3: Cross multiply
    2,747.34x = 3,788.13 × 2,001.63
  4. Step 4: Simplify right side
    2,747.34x = 7,582,434.65
  5. Step 5: Solve for x
    x = 7,582,434.65/2,747.34
  6. Step 6: Final answer
    x = 2,759.92

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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.