Home / 1,401.44-2,102.18-1,141.14

Finding the Fourth Proportional to 1,401.44, 2,102.18 and 1,141.14

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Solution

The fourth proportional to 1,401.44, 2,102.18 and 1,141.14 is: 1,711.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401.44 : 2,102.18 = 1,141.14 : x
  2. Step 2: Convert to fraction form
    1,401.44/2,102.18 = 1,141.14/x
  3. Step 3: Cross multiply
    1,401.44x = 2,102.18 × 1,141.14
  4. Step 4: Simplify right side
    1,401.44x = 2,398,881.69
  5. Step 5: Solve for x
    x = 2,398,881.69/1,401.44
  6. Step 6: Final answer
    x = 1,711.73

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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.