Home / 7,932.50-11,898.83-3,251.30

Finding the Fourth Proportional to 7,932.50, 11,898.83 and 3,251.30

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Solution

The fourth proportional to 7,932.50, 11,898.83 and 3,251.30 is: 4,876.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,932.50 : 11,898.83 = 3,251.30 : x
  2. Step 2: Convert to fraction form
    7,932.50/11,898.83 = 3,251.30/x
  3. Step 3: Cross multiply
    7,932.50x = 11,898.83 × 3,251.30
  4. Step 4: Simplify right side
    7,932.50x = 38,686,665.98
  5. Step 5: Solve for x
    x = 38,686,665.98/7,932.50
  6. Step 6: Final answer
    x = 4,876.98

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1.5x scale

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.