Home / 10,416.82-15,622.65-3,839.44

Finding the Fourth Proportional to 10,416.82, 15,622.65 and 3,839.44

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Solution

The fourth proportional to 10,416.82, 15,622.65 and 3,839.44 is: 5,758.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,416.82 : 15,622.65 = 3,839.44 : x
  2. Step 2: Convert to fraction form
    10,416.82/15,622.65 = 3,839.44/x
  3. Step 3: Cross multiply
    10,416.82x = 15,622.65 × 3,839.44
  4. Step 4: Simplify right side
    10,416.82x = 59,982,227.32
  5. Step 5: Solve for x
    x = 59,982,227.32/10,416.82
  6. Step 6: Final answer
    x = 5,758.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.