Home / 2,981.73-4,472.60-1,132.41

Finding the Fourth Proportional to 2,981.73, 4,472.60 and 1,132.41

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Solution

The fourth proportional to 2,981.73, 4,472.60 and 1,132.41 is: 1,698.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981.73 : 4,472.60 = 1,132.41 : x
  2. Step 2: Convert to fraction form
    2,981.73/4,472.60 = 1,132.41/x
  3. Step 3: Cross multiply
    2,981.73x = 4,472.60 × 1,132.41
  4. Step 4: Simplify right side
    2,981.73x = 5,064,834.45
  5. Step 5: Solve for x
    x = 5,064,834.45/2,981.73
  6. Step 6: Final answer
    x = 1,698.62

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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.