Home / 1,819.28-2,729.51-1,493.79

Finding the Fourth Proportional to 1,819.28, 2,729.51 and 1,493.79

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Solution

The fourth proportional to 1,819.28, 2,729.51 and 1,493.79 is: 2,241.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.28 : 2,729.51 = 1,493.79 : x
  2. Step 2: Convert to fraction form
    1,819.28/2,729.51 = 1,493.79/x
  3. Step 3: Cross multiply
    1,819.28x = 2,729.51 × 1,493.79
  4. Step 4: Simplify right side
    1,819.28x = 4,077,307.27
  5. Step 5: Solve for x
    x = 4,077,307.27/1,819.28
  6. Step 6: Final answer
    x = 2,241.17

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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.