Home / 3,134.30-4,701.45-2,551.10

Finding the Fourth Proportional to 3,134.30, 4,701.45 and 2,551.10

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Solution

The fourth proportional to 3,134.30, 4,701.45 and 2,551.10 is: 3,826.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.30 : 4,701.45 = 2,551.10 : x
  2. Step 2: Convert to fraction form
    3,134.30/4,701.45 = 2,551.10/x
  3. Step 3: Cross multiply
    3,134.30x = 4,701.45 × 2,551.10
  4. Step 4: Simplify right side
    3,134.30x = 11,993,869.10
  5. Step 5: Solve for x
    x = 11,993,869.10/3,134.30
  6. Step 6: Final answer
    x = 3,826.65

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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.