Home / 3,498.09-4,825.11-2,319.18

Finding the Fourth Proportional to 3,498.09, 4,825.11 and 2,319.18

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Solution

The fourth proportional to 3,498.09, 4,825.11 and 2,319.18 is: 3,198.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.09 : 4,825.11 = 2,319.18 : x
  2. Step 2: Convert to fraction form
    3,498.09/4,825.11 = 2,319.18/x
  3. Step 3: Cross multiply
    3,498.09x = 4,825.11 × 2,319.18
  4. Step 4: Simplify right side
    3,498.09x = 11,190,298.61
  5. Step 5: Solve for x
    x = 11,190,298.61/3,498.09
  6. Step 6: Final answer
    x = 3,198.97

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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.