Home / 3,836.98-5,294.88-2,265.58

Finding the Fourth Proportional to 3,836.98, 5,294.88 and 2,265.58

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Solution

The fourth proportional to 3,836.98, 5,294.88 and 2,265.58 is: 3,126.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.98 : 5,294.88 = 2,265.58 : x
  2. Step 2: Convert to fraction form
    3,836.98/5,294.88 = 2,265.58/x
  3. Step 3: Cross multiply
    3,836.98x = 5,294.88 × 2,265.58
  4. Step 4: Simplify right side
    3,836.98x = 11,995,974.23
  5. Step 5: Solve for x
    x = 11,995,974.23/3,836.98
  6. Step 6: Final answer
    x = 3,126.41

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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.