Home / 4,079.75-6,119.01-1,306.14

Finding the Fourth Proportional to 4,079.75, 6,119.01 and 1,306.14

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Solution

The fourth proportional to 4,079.75, 6,119.01 and 1,306.14 is: 1,959.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.75 : 6,119.01 = 1,306.14 : x
  2. Step 2: Convert to fraction form
    4,079.75/6,119.01 = 1,306.14/x
  3. Step 3: Cross multiply
    4,079.75x = 6,119.01 × 1,306.14
  4. Step 4: Simplify right side
    4,079.75x = 7,992,260.78
  5. Step 5: Solve for x
    x = 7,992,260.78/4,079.75
  6. Step 6: Final answer
    x = 1,959.01

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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.