Home / 2,957.44-4,436.91-1,108.56

Finding the Fourth Proportional to 2,957.44, 4,436.91 and 1,108.56

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Solution

The fourth proportional to 2,957.44, 4,436.91 and 1,108.56 is: 1,663.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.44 : 4,436.91 = 1,108.56 : x
  2. Step 2: Convert to fraction form
    2,957.44/4,436.91 = 1,108.56/x
  3. Step 3: Cross multiply
    2,957.44x = 4,436.91 × 1,108.56
  4. Step 4: Simplify right side
    2,957.44x = 4,918,565.70
  5. Step 5: Solve for x
    x = 4,918,565.70/2,957.44
  6. Step 6: Final answer
    x = 1,663.12

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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.