Home / 2,157.82-3,237.08-1,062.29

Finding the Fourth Proportional to 2,157.82, 3,237.08 and 1,062.29

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Solution

The fourth proportional to 2,157.82, 3,237.08 and 1,062.29 is: 1,593.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,157.82 : 3,237.08 = 1,062.29 : x
  2. Step 2: Convert to fraction form
    2,157.82/3,237.08 = 1,062.29/x
  3. Step 3: Cross multiply
    2,157.82x = 3,237.08 × 1,062.29
  4. Step 4: Simplify right side
    2,157.82x = 3,438,717.71
  5. Step 5: Solve for x
    x = 3,438,717.71/2,157.82
  6. Step 6: Final answer
    x = 1,593.61

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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.