Home / 2,981.26-4,472.43-1,250.02

Finding the Fourth Proportional to 2,981.26, 4,472.43 and 1,250.02

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Solution

The fourth proportional to 2,981.26, 4,472.43 and 1,250.02 is: 1,875.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981.26 : 4,472.43 = 1,250.02 : x
  2. Step 2: Convert to fraction form
    2,981.26/4,472.43 = 1,250.02/x
  3. Step 3: Cross multiply
    2,981.26x = 4,472.43 × 1,250.02
  4. Step 4: Simplify right side
    2,981.26x = 5,590,626.95
  5. Step 5: Solve for x
    x = 5,590,626.95/2,981.26
  6. Step 6: Final answer
    x = 1,875.26

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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.