Home / 3,251.32-4,486.59-1,834.56

Finding the Fourth Proportional to 3,251.32, 4,486.59 and 1,834.56

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Solution

The fourth proportional to 3,251.32, 4,486.59 and 1,834.56 is: 2,531.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.32 : 4,486.59 = 1,834.56 : x
  2. Step 2: Convert to fraction form
    3,251.32/4,486.59 = 1,834.56/x
  3. Step 3: Cross multiply
    3,251.32x = 4,486.59 × 1,834.56
  4. Step 4: Simplify right side
    3,251.32x = 8,230,918.55
  5. Step 5: Solve for x
    x = 8,230,918.55/3,251.32
  6. Step 6: Final answer
    x = 2,531.56

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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.