Home / 3,941.80-5,908.57-1,475.55

Finding the Fourth Proportional to 3,941.80, 5,908.57 and 1,475.55

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Solution

The fourth proportional to 3,941.80, 5,908.57 and 1,475.55 is: 2,211.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941.80 : 5,908.57 = 1,475.55 : x
  2. Step 2: Convert to fraction form
    3,941.80/5,908.57 = 1,475.55/x
  3. Step 3: Cross multiply
    3,941.80x = 5,908.57 × 1,475.55
  4. Step 4: Simplify right side
    3,941.80x = 8,718,386.77
  5. Step 5: Solve for x
    x = 8,718,386.77/3,941.80
  6. Step 6: Final answer
    x = 2,211.78

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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.