Home / 2,981.66-4,469.45-1,337.77

Finding the Fourth Proportional to 2,981.66, 4,469.45 and 1,337.77

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Solution

The fourth proportional to 2,981.66, 4,469.45 and 1,337.77 is: 2,005.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981.66 : 4,469.45 = 1,337.77 : x
  2. Step 2: Convert to fraction form
    2,981.66/4,469.45 = 1,337.77/x
  3. Step 3: Cross multiply
    2,981.66x = 4,469.45 × 1,337.77
  4. Step 4: Simplify right side
    2,981.66x = 5,979,096.13
  5. Step 5: Solve for x
    x = 5,979,096.13/2,981.66
  6. Step 6: Final answer
    x = 2,005.29

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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.