Home / 3,132.18-4,694.99-1,486.76

Finding the Fourth Proportional to 3,132.18, 4,694.99 and 1,486.76

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Solution

The fourth proportional to 3,132.18, 4,694.99 and 1,486.76 is: 2,228.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.18 : 4,694.99 = 1,486.76 : x
  2. Step 2: Convert to fraction form
    3,132.18/4,694.99 = 1,486.76/x
  3. Step 3: Cross multiply
    3,132.18x = 4,694.99 × 1,486.76
  4. Step 4: Simplify right side
    3,132.18x = 6,980,292.42
  5. Step 5: Solve for x
    x = 6,980,292.42/3,132.18
  6. Step 6: Final answer
    x = 2,228.57

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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.