Home / 3,644.10-5,456.79-2,472.30

Finding the Fourth Proportional to 3,644.10, 5,456.79 and 2,472.30

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Solution

The fourth proportional to 3,644.10, 5,456.79 and 2,472.30 is: 3,702.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.10 : 5,456.79 = 2,472.30 : x
  2. Step 2: Convert to fraction form
    3,644.10/5,456.79 = 2,472.30/x
  3. Step 3: Cross multiply
    3,644.10x = 5,456.79 × 2,472.30
  4. Step 4: Simplify right side
    3,644.10x = 13,490,821.92
  5. Step 5: Solve for x
    x = 13,490,821.92/3,644.10
  6. Step 6: Final answer
    x = 3,702.10

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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.