Home / 6,039.30-9,061.54-3,119.66

Finding the Fourth Proportional to 6,039.30, 9,061.54 and 3,119.66

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Solution

The fourth proportional to 6,039.30, 9,061.54 and 3,119.66 is: 4,680.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,039.30 : 9,061.54 = 3,119.66 : x
  2. Step 2: Convert to fraction form
    6,039.30/9,061.54 = 3,119.66/x
  3. Step 3: Cross multiply
    6,039.30x = 9,061.54 × 3,119.66
  4. Step 4: Simplify right side
    6,039.30x = 28,268,904.75
  5. Step 5: Solve for x
    x = 28,268,904.75/6,039.30
  6. Step 6: Final answer
    x = 4,680.82

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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.