Home / 3,637.29-5,455.92-1,040.22

Finding the Fourth Proportional to 3,637.29, 5,455.92 and 1,040.22

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Solution

The fourth proportional to 3,637.29, 5,455.92 and 1,040.22 is: 1,560.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.29 : 5,455.92 = 1,040.22 : x
  2. Step 2: Convert to fraction form
    3,637.29/5,455.92 = 1,040.22/x
  3. Step 3: Cross multiply
    3,637.29x = 5,455.92 × 1,040.22
  4. Step 4: Simplify right side
    3,637.29x = 5,675,357.10
  5. Step 5: Solve for x
    x = 5,675,357.10/3,637.29
  6. Step 6: Final answer
    x = 1,560.33

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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.