Home / 2,310.18-3,469.05-1,947.30

Finding the Fourth Proportional to 2,310.18, 3,469.05 and 1,947.30

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Solution

The fourth proportional to 2,310.18, 3,469.05 and 1,947.30 is: 2,924.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.18 : 3,469.05 = 1,947.30 : x
  2. Step 2: Convert to fraction form
    2,310.18/3,469.05 = 1,947.30/x
  3. Step 3: Cross multiply
    2,310.18x = 3,469.05 × 1,947.30
  4. Step 4: Simplify right side
    2,310.18x = 6,755,281.07
  5. Step 5: Solve for x
    x = 6,755,281.07/2,310.18
  6. Step 6: Final answer
    x = 2,924.14

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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.