Home / 3,812.22-5,717.52-1,731.06

Finding the Fourth Proportional to 3,812.22, 5,717.52 and 1,731.06

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Solution

The fourth proportional to 3,812.22, 5,717.52 and 1,731.06 is: 2,596.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812.22 : 5,717.52 = 1,731.06 : x
  2. Step 2: Convert to fraction form
    3,812.22/5,717.52 = 1,731.06/x
  3. Step 3: Cross multiply
    3,812.22x = 5,717.52 × 1,731.06
  4. Step 4: Simplify right side
    3,812.22x = 9,897,370.17
  5. Step 5: Solve for x
    x = 9,897,370.17/3,812.22
  6. Step 6: Final answer
    x = 2,596.22

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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.