Home / 3,973.46-5,960.66-1,781.87

Finding the Fourth Proportional to 3,973.46, 5,960.66 and 1,781.87

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Solution

The fourth proportional to 3,973.46, 5,960.66 and 1,781.87 is: 2,673.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.46 : 5,960.66 = 1,781.87 : x
  2. Step 2: Convert to fraction form
    3,973.46/5,960.66 = 1,781.87/x
  3. Step 3: Cross multiply
    3,973.46x = 5,960.66 × 1,781.87
  4. Step 4: Simplify right side
    3,973.46x = 10,621,082.52
  5. Step 5: Solve for x
    x = 10,621,082.52/3,973.46
  6. Step 6: Final answer
    x = 2,673.01

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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.