Home / 2,697.50-4,044.90-1,309.97

Finding the Fourth Proportional to 2,697.50, 4,044.90 and 1,309.97

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Solution

The fourth proportional to 2,697.50, 4,044.90 and 1,309.97 is: 1,964.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697.50 : 4,044.90 = 1,309.97 : x
  2. Step 2: Convert to fraction form
    2,697.50/4,044.90 = 1,309.97/x
  3. Step 3: Cross multiply
    2,697.50x = 4,044.90 × 1,309.97
  4. Step 4: Simplify right side
    2,697.50x = 5,298,697.65
  5. Step 5: Solve for x
    x = 5,298,697.65/2,697.50
  6. Step 6: Final answer
    x = 1,964.30

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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.