Home / 3,251.07-4,486.47-1,834.75

Finding the Fourth Proportional to 3,251.07, 4,486.47 and 1,834.75

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Solution

The fourth proportional to 3,251.07, 4,486.47 and 1,834.75 is: 2,531.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.07 : 4,486.47 = 1,834.75 : x
  2. Step 2: Convert to fraction form
    3,251.07/4,486.47 = 1,834.75/x
  3. Step 3: Cross multiply
    3,251.07x = 4,486.47 × 1,834.75
  4. Step 4: Simplify right side
    3,251.07x = 8,231,550.83
  5. Step 5: Solve for x
    x = 8,231,550.83/3,251.07
  6. Step 6: Final answer
    x = 2,531.95

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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.