Home / 5,471.24-8,207.82-2,395.40

Finding the Fourth Proportional to 5,471.24, 8,207.82 and 2,395.40

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Solution

The fourth proportional to 5,471.24, 8,207.82 and 2,395.40 is: 3,593.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,471.24 : 8,207.82 = 2,395.40 : x
  2. Step 2: Convert to fraction form
    5,471.24/8,207.82 = 2,395.40/x
  3. Step 3: Cross multiply
    5,471.24x = 8,207.82 × 2,395.40
  4. Step 4: Simplify right side
    5,471.24x = 19,661,012.03
  5. Step 5: Solve for x
    x = 19,661,012.03/5,471.24
  6. Step 6: Final answer
    x = 3,593.52

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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.