Home / 2,043.52-2,819.28-1,158.88

Finding the Fourth Proportional to 2,043.52, 2,819.28 and 1,158.88

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Solution

The fourth proportional to 2,043.52, 2,819.28 and 1,158.88 is: 1,598.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.52 : 2,819.28 = 1,158.88 : x
  2. Step 2: Convert to fraction form
    2,043.52/2,819.28 = 1,158.88/x
  3. Step 3: Cross multiply
    2,043.52x = 2,819.28 × 1,158.88
  4. Step 4: Simplify right side
    2,043.52x = 3,267,207.21
  5. Step 5: Solve for x
    x = 3,267,207.21/2,043.52
  6. Step 6: Final answer
    x = 1,598.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.