Home / 3,134.18-4,699.52-1,286.59

Finding the Fourth Proportional to 3,134.18, 4,699.52 and 1,286.59

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Solution

The fourth proportional to 3,134.18, 4,699.52 and 1,286.59 is: 1,929.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.18 : 4,699.52 = 1,286.59 : x
  2. Step 2: Convert to fraction form
    3,134.18/4,699.52 = 1,286.59/x
  3. Step 3: Cross multiply
    3,134.18x = 4,699.52 × 1,286.59
  4. Step 4: Simplify right side
    3,134.18x = 6,046,358.13
  5. Step 5: Solve for x
    x = 6,046,358.13/3,134.18
  6. Step 6: Final answer
    x = 1,929.17

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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.