Home / 3,251.92-4,487.70-1,854.58

Finding the Fourth Proportional to 3,251.92, 4,487.70 and 1,854.58

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Solution

The fourth proportional to 3,251.92, 4,487.70 and 1,854.58 is: 2,559.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.92 : 4,487.70 = 1,854.58 : x
  2. Step 2: Convert to fraction form
    3,251.92/4,487.70 = 1,854.58/x
  3. Step 3: Cross multiply
    3,251.92x = 4,487.70 × 1,854.58
  4. Step 4: Simplify right side
    3,251.92x = 8,322,798.67
  5. Step 5: Solve for x
    x = 8,322,798.67/3,251.92
  6. Step 6: Final answer
    x = 2,559.35

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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.