Home / 5,162.39-7,125.14-3,066.11

Finding the Fourth Proportional to 5,162.39, 7,125.14 and 3,066.11

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Solution

The fourth proportional to 5,162.39, 7,125.14 and 3,066.11 is: 4,231.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.39 : 7,125.14 = 3,066.11 : x
  2. Step 2: Convert to fraction form
    5,162.39/7,125.14 = 3,066.11/x
  3. Step 3: Cross multiply
    5,162.39x = 7,125.14 × 3,066.11
  4. Step 4: Simplify right side
    5,162.39x = 21,846,447.67
  5. Step 5: Solve for x
    x = 21,846,447.67/5,162.39
  6. Step 6: Final answer
    x = 4,231.85

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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.