Home / 4,079.24-6,119.27-1,305.22

Finding the Fourth Proportional to 4,079.24, 6,119.27 and 1,305.22

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Solution

The fourth proportional to 4,079.24, 6,119.27 and 1,305.22 is: 1,957.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.24 : 6,119.27 = 1,305.22 : x
  2. Step 2: Convert to fraction form
    4,079.24/6,119.27 = 1,305.22/x
  3. Step 3: Cross multiply
    4,079.24x = 6,119.27 × 1,305.22
  4. Step 4: Simplify right side
    4,079.24x = 7,986,956.47
  5. Step 5: Solve for x
    x = 7,986,956.47/4,079.24
  6. Step 6: Final answer
    x = 1,957.95

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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.