Home / 4,079.35-6,119.61-1,888.66

Finding the Fourth Proportional to 4,079.35, 6,119.61 and 1,888.66

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Solution

The fourth proportional to 4,079.35, 6,119.61 and 1,888.66 is: 2,833.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.35 : 6,119.61 = 1,888.66 : x
  2. Step 2: Convert to fraction form
    4,079.35/6,119.61 = 1,888.66/x
  3. Step 3: Cross multiply
    4,079.35x = 6,119.61 × 1,888.66
  4. Step 4: Simplify right side
    4,079.35x = 11,557,862.62
  5. Step 5: Solve for x
    x = 11,557,862.62/4,079.35
  6. Step 6: Final answer
    x = 2,833.26

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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.