Home / 3,236.49-4,858.65-2,141.82

Finding the Fourth Proportional to 3,236.49, 4,858.65 and 2,141.82

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Solution

The fourth proportional to 3,236.49, 4,858.65 and 2,141.82 is: 3,215.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.49 : 4,858.65 = 2,141.82 : x
  2. Step 2: Convert to fraction form
    3,236.49/4,858.65 = 2,141.82/x
  3. Step 3: Cross multiply
    3,236.49x = 4,858.65 × 2,141.82
  4. Step 4: Simplify right side
    3,236.49x = 10,406,353.74
  5. Step 5: Solve for x
    x = 10,406,353.74/3,236.49
  6. Step 6: Final answer
    x = 3,215.32

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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.