Home / 2,335.68-3,499.38-2,081.45

Finding the Fourth Proportional to 2,335.68, 3,499.38 and 2,081.45

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Solution

The fourth proportional to 2,335.68, 3,499.38 and 2,081.45 is: 3,118.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,335.68 : 3,499.38 = 2,081.45 : x
  2. Step 2: Convert to fraction form
    2,335.68/3,499.38 = 2,081.45/x
  3. Step 3: Cross multiply
    2,335.68x = 3,499.38 × 2,081.45
  4. Step 4: Simplify right side
    2,335.68x = 7,283,767.00
  5. Step 5: Solve for x
    x = 7,283,767.00/2,335.68
  6. Step 6: Final answer
    x = 3,118.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.