Home / 2,974.91-4,461.46-1,243.13

Finding the Fourth Proportional to 2,974.91, 4,461.46 and 1,243.13

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Solution

The fourth proportional to 2,974.91, 4,461.46 and 1,243.13 is: 1,864.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.91 : 4,461.46 = 1,243.13 : x
  2. Step 2: Convert to fraction form
    2,974.91/4,461.46 = 1,243.13/x
  3. Step 3: Cross multiply
    2,974.91x = 4,461.46 × 1,243.13
  4. Step 4: Simplify right side
    2,974.91x = 5,546,149.35
  5. Step 5: Solve for x
    x = 5,546,149.35/2,974.91
  6. Step 6: Final answer
    x = 1,864.31

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1.5x scale

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.