Home / 3,074.91-4,243.19-1,895.75

Finding the Fourth Proportional to 3,074.91, 4,243.19 and 1,895.75

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Solution

The fourth proportional to 3,074.91, 4,243.19 and 1,895.75 is: 2,616.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074.91 : 4,243.19 = 1,895.75 : x
  2. Step 2: Convert to fraction form
    3,074.91/4,243.19 = 1,895.75/x
  3. Step 3: Cross multiply
    3,074.91x = 4,243.19 × 1,895.75
  4. Step 4: Simplify right side
    3,074.91x = 8,044,036.53
  5. Step 5: Solve for x
    x = 8,044,036.53/3,074.91
  6. Step 6: Final answer
    x = 2,616.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.