Home / 5,141.27-7,707.66-2,365.61

Finding the Fourth Proportional to 5,141.27, 7,707.66 and 2,365.61

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Solution

The fourth proportional to 5,141.27, 7,707.66 and 2,365.61 is: 3,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.27 : 7,707.66 = 2,365.61 : x
  2. Step 2: Convert to fraction form
    5,141.27/7,707.66 = 2,365.61/x
  3. Step 3: Cross multiply
    5,141.27x = 7,707.66 × 2,365.61
  4. Step 4: Simplify right side
    5,141.27x = 18,233,270.16
  5. Step 5: Solve for x
    x = 18,233,270.16/5,141.27
  6. Step 6: Final answer
    x = 3,546.45

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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.