Home / 3,552.13-4,902.11-2,135.89

Finding the Fourth Proportional to 3,552.13, 4,902.11 and 2,135.89

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Solution

The fourth proportional to 3,552.13, 4,902.11 and 2,135.89 is: 2,947.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.13 : 4,902.11 = 2,135.89 : x
  2. Step 2: Convert to fraction form
    3,552.13/4,902.11 = 2,135.89/x
  3. Step 3: Cross multiply
    3,552.13x = 4,902.11 × 2,135.89
  4. Step 4: Simplify right side
    3,552.13x = 10,470,381.97
  5. Step 5: Solve for x
    x = 10,470,381.97/3,552.13
  6. Step 6: Final answer
    x = 2,947.64

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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.