Home / 2,298.33-3,431.88-2,236.05

Finding the Fourth Proportional to 2,298.33, 3,431.88 and 2,236.05

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Solution

The fourth proportional to 2,298.33, 3,431.88 and 2,236.05 is: 3,338.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,298.33 : 3,431.88 = 2,236.05 : x
  2. Step 2: Convert to fraction form
    2,298.33/3,431.88 = 2,236.05/x
  3. Step 3: Cross multiply
    2,298.33x = 3,431.88 × 2,236.05
  4. Step 4: Simplify right side
    2,298.33x = 7,673,838.11
  5. Step 5: Solve for x
    x = 7,673,838.11/2,298.33
  6. Step 6: Final answer
    x = 3,338.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.