Home / 3,693.83-5,543.17-2,113.11

Finding the Fourth Proportional to 3,693.83, 5,543.17 and 2,113.11

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Solution

The fourth proportional to 3,693.83, 5,543.17 and 2,113.11 is: 3,171.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.83 : 5,543.17 = 2,113.11 : x
  2. Step 2: Convert to fraction form
    3,693.83/5,543.17 = 2,113.11/x
  3. Step 3: Cross multiply
    3,693.83x = 5,543.17 × 2,113.11
  4. Step 4: Simplify right side
    3,693.83x = 11,713,322.68
  5. Step 5: Solve for x
    x = 11,713,322.68/3,693.83
  6. Step 6: Final answer
    x = 3,171.06

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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.