Home / 3,134.52-4,703.06-1,186.88

Finding the Fourth Proportional to 3,134.52, 4,703.06 and 1,186.88

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Solution

The fourth proportional to 3,134.52, 4,703.06 and 1,186.88 is: 1,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.52 : 4,703.06 = 1,186.88 : x
  2. Step 2: Convert to fraction form
    3,134.52/4,703.06 = 1,186.88/x
  3. Step 3: Cross multiply
    3,134.52x = 4,703.06 × 1,186.88
  4. Step 4: Simplify right side
    3,134.52x = 5,581,947.30
  5. Step 5: Solve for x
    x = 5,581,947.30/3,134.52
  6. Step 6: Final answer
    x = 1,780.80

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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.