Home / 3,251.16-4,486.62-1,853.88

Finding the Fourth Proportional to 3,251.16, 4,486.62 and 1,853.88

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Solution

The fourth proportional to 3,251.16, 4,486.62 and 1,853.88 is: 2,558.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.16 : 4,486.62 = 1,853.88 : x
  2. Step 2: Convert to fraction form
    3,251.16/4,486.62 = 1,853.88/x
  3. Step 3: Cross multiply
    3,251.16x = 4,486.62 × 1,853.88
  4. Step 4: Simplify right side
    3,251.16x = 8,317,655.09
  5. Step 5: Solve for x
    x = 8,317,655.09/3,251.16
  6. Step 6: Final answer
    x = 2,558.37

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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.