Home / 3,839.35-5,298.36-2,267.44

Finding the Fourth Proportional to 3,839.35, 5,298.36 and 2,267.44

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Solution

The fourth proportional to 3,839.35, 5,298.36 and 2,267.44 is: 3,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,839.35 : 5,298.36 = 2,267.44 : x
  2. Step 2: Convert to fraction form
    3,839.35/5,298.36 = 2,267.44/x
  3. Step 3: Cross multiply
    3,839.35x = 5,298.36 × 2,267.44
  4. Step 4: Simplify right side
    3,839.35x = 12,013,713.40
  5. Step 5: Solve for x
    x = 12,013,713.40/3,839.35
  6. Step 6: Final answer
    x = 3,129.10

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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.