Home / 2,134.59-3,201.98-1,039.88

Finding the Fourth Proportional to 2,134.59, 3,201.98 and 1,039.88

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Solution

The fourth proportional to 2,134.59, 3,201.98 and 1,039.88 is: 1,559.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,134.59 : 3,201.98 = 1,039.88 : x
  2. Step 2: Convert to fraction form
    2,134.59/3,201.98 = 1,039.88/x
  3. Step 3: Cross multiply
    2,134.59x = 3,201.98 × 1,039.88
  4. Step 4: Simplify right side
    2,134.59x = 3,329,653.75
  5. Step 5: Solve for x
    x = 3,329,653.75/2,134.59
  6. Step 6: Final answer
    x = 1,559.86

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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.