Home / 5,490.33-7,576.66-2,972.44

Finding the Fourth Proportional to 5,490.33, 7,576.66 and 2,972.44

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Solution

The fourth proportional to 5,490.33, 7,576.66 and 2,972.44 is: 4,101.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.33 : 7,576.66 = 2,972.44 : x
  2. Step 2: Convert to fraction form
    5,490.33/7,576.66 = 2,972.44/x
  3. Step 3: Cross multiply
    5,490.33x = 7,576.66 × 2,972.44
  4. Step 4: Simplify right side
    5,490.33x = 22,521,179.81
  5. Step 5: Solve for x
    x = 22,521,179.81/5,490.33
  6. Step 6: Final answer
    x = 4,101.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.