Home / 3,954.16-5,937.40-3,778.88

Finding the Fourth Proportional to 3,954.16, 5,937.40 and 3,778.88

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Solution

The fourth proportional to 3,954.16, 5,937.40 and 3,778.88 is: 5,674.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.16 : 5,937.40 = 3,778.88 : x
  2. Step 2: Convert to fraction form
    3,954.16/5,937.40 = 3,778.88/x
  3. Step 3: Cross multiply
    3,954.16x = 5,937.40 × 3,778.88
  4. Step 4: Simplify right side
    3,954.16x = 22,436,722.11
  5. Step 5: Solve for x
    x = 22,436,722.11/3,954.16
  6. Step 6: Final answer
    x = 5,674.21

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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.