Home / 3,089.06-4,260.16-2,251.72

Finding the Fourth Proportional to 3,089.06, 4,260.16 and 2,251.72

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Solution

The fourth proportional to 3,089.06, 4,260.16 and 2,251.72 is: 3,105.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.06 : 4,260.16 = 2,251.72 : x
  2. Step 2: Convert to fraction form
    3,089.06/4,260.16 = 2,251.72/x
  3. Step 3: Cross multiply
    3,089.06x = 4,260.16 × 2,251.72
  4. Step 4: Simplify right side
    3,089.06x = 9,592,687.48
  5. Step 5: Solve for x
    x = 9,592,687.48/3,089.06
  6. Step 6: Final answer
    x = 3,105.37

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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.