Home / 11,458.46-17,187.85-3,250.46

Finding the Fourth Proportional to 11,458.46, 17,187.85 and 3,250.46

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Solution

The fourth proportional to 11,458.46, 17,187.85 and 3,250.46 is: 4,875.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458.46 : 17,187.85 = 3,250.46 : x
  2. Step 2: Convert to fraction form
    11,458.46/17,187.85 = 3,250.46/x
  3. Step 3: Cross multiply
    11,458.46x = 17,187.85 × 3,250.46
  4. Step 4: Simplify right side
    11,458.46x = 55,868,418.91
  5. Step 5: Solve for x
    x = 55,868,418.91/11,458.46
  6. Step 6: Final answer
    x = 4,875.74

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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.