Home / 2,709.28-4,060.98-1,410.88

Finding the Fourth Proportional to 2,709.28, 4,060.98 and 1,410.88

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Solution

The fourth proportional to 2,709.28, 4,060.98 and 1,410.88 is: 2,114.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709.28 : 4,060.98 = 1,410.88 : x
  2. Step 2: Convert to fraction form
    2,709.28/4,060.98 = 1,410.88/x
  3. Step 3: Cross multiply
    2,709.28x = 4,060.98 × 1,410.88
  4. Step 4: Simplify right side
    2,709.28x = 5,729,555.46
  5. Step 5: Solve for x
    x = 5,729,555.46/2,709.28
  6. Step 6: Final answer
    x = 2,114.79

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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.