Home / 3,839.52-5,296.78-2,347.13

Finding the Fourth Proportional to 3,839.52, 5,296.78 and 2,347.13

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Solution

The fourth proportional to 3,839.52, 5,296.78 and 2,347.13 is: 3,237.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.52 : 5,296.78 = 2,347.13 : x
  2. Step 2: Convert to fraction form
    3,839.52/5,296.78 = 2,347.13/x
  3. Step 3: Cross multiply
    3,839.52x = 5,296.78 × 2,347.13
  4. Step 4: Simplify right side
    3,839.52x = 12,432,231.24
  5. Step 5: Solve for x
    x = 12,432,231.24/3,839.52
  6. Step 6: Final answer
    x = 3,237.96

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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.