Home / 8,680.33-13,021.17-2,837.53

Finding the Fourth Proportional to 8,680.33, 13,021.17 and 2,837.53

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Solution

The fourth proportional to 8,680.33, 13,021.17 and 2,837.53 is: 4,256.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,680.33 : 13,021.17 = 2,837.53 : x
  2. Step 2: Convert to fraction form
    8,680.33/13,021.17 = 2,837.53/x
  3. Step 3: Cross multiply
    8,680.33x = 13,021.17 × 2,837.53
  4. Step 4: Simplify right side
    8,680.33x = 36,947,960.51
  5. Step 5: Solve for x
    x = 36,947,960.51/8,680.33
  6. Step 6: Final answer
    x = 4,256.52

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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.