Home / 3,581.90-5,373.53-1,241.81

Finding the Fourth Proportional to 3,581.90, 5,373.53 and 1,241.81

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Solution

The fourth proportional to 3,581.90, 5,373.53 and 1,241.81 is: 1,862.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.90 : 5,373.53 = 1,241.81 : x
  2. Step 2: Convert to fraction form
    3,581.90/5,373.53 = 1,241.81/x
  3. Step 3: Cross multiply
    3,581.90x = 5,373.53 × 1,241.81
  4. Step 4: Simplify right side
    3,581.90x = 6,672,878.16
  5. Step 5: Solve for x
    x = 6,672,878.16/3,581.90
  6. Step 6: Final answer
    x = 1,862.95

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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.