Home / 5,233.26-7,222.05-3,138.06

Finding the Fourth Proportional to 5,233.26, 7,222.05 and 3,138.06

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Solution

The fourth proportional to 5,233.26, 7,222.05 and 3,138.06 is: 4,330.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,233.26 : 7,222.05 = 3,138.06 : x
  2. Step 2: Convert to fraction form
    5,233.26/7,222.05 = 3,138.06/x
  3. Step 3: Cross multiply
    5,233.26x = 7,222.05 × 3,138.06
  4. Step 4: Simplify right side
    5,233.26x = 22,663,226.22
  5. Step 5: Solve for x
    x = 22,663,226.22/5,233.26
  6. Step 6: Final answer
    x = 4,330.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.