Home / 3,251.84-4,875.20-1,171.52

Finding the Fourth Proportional to 3,251.84, 4,875.20 and 1,171.52

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Solution

The fourth proportional to 3,251.84, 4,875.20 and 1,171.52 is: 1,756.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.84 : 4,875.20 = 1,171.52 : x
  2. Step 2: Convert to fraction form
    3,251.84/4,875.20 = 1,171.52/x
  3. Step 3: Cross multiply
    3,251.84x = 4,875.20 × 1,171.52
  4. Step 4: Simplify right side
    3,251.84x = 5,711,394.30
  5. Step 5: Solve for x
    x = 5,711,394.30/3,251.84
  6. Step 6: Final answer
    x = 1,756.36

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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.