Home / 2,290.11-3,432.49-2,030.61

Finding the Fourth Proportional to 2,290.11, 3,432.49 and 2,030.61

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Solution

The fourth proportional to 2,290.11, 3,432.49 and 2,030.61 is: 3,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290.11 : 3,432.49 = 2,030.61 : x
  2. Step 2: Convert to fraction form
    2,290.11/3,432.49 = 2,030.61/x
  3. Step 3: Cross multiply
    2,290.11x = 3,432.49 × 2,030.61
  4. Step 4: Simplify right side
    2,290.11x = 6,970,043.44
  5. Step 5: Solve for x
    x = 6,970,043.44/2,290.11
  6. Step 6: Final answer
    x = 3,043.54

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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.