Home / 3,712.16-5,571.08-1,374.38

Finding the Fourth Proportional to 3,712.16, 5,571.08 and 1,374.38

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Solution

The fourth proportional to 3,712.16, 5,571.08 and 1,374.38 is: 2,062.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712.16 : 5,571.08 = 1,374.38 : x
  2. Step 2: Convert to fraction form
    3,712.16/5,571.08 = 1,374.38/x
  3. Step 3: Cross multiply
    3,712.16x = 5,571.08 × 1,374.38
  4. Step 4: Simplify right side
    3,712.16x = 7,656,780.93
  5. Step 5: Solve for x
    x = 7,656,780.93/3,712.16
  6. Step 6: Final answer
    x = 2,062.62

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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.