Home / 3,717.22-5,571.92-1,251.18

Finding the Fourth Proportional to 3,717.22, 5,571.92 and 1,251.18

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Solution

The fourth proportional to 3,717.22, 5,571.92 and 1,251.18 is: 1,875.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.22 : 5,571.92 = 1,251.18 : x
  2. Step 2: Convert to fraction form
    3,717.22/5,571.92 = 1,251.18/x
  3. Step 3: Cross multiply
    3,717.22x = 5,571.92 × 1,251.18
  4. Step 4: Simplify right side
    3,717.22x = 6,971,468.61
  5. Step 5: Solve for x
    x = 6,971,468.61/3,717.22
  6. Step 6: Final answer
    x = 1,875.45

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1.5x scale

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.