Home / 3,253.20-4,879.80-1,063.50

Finding the Fourth Proportional to 3,253.20, 4,879.80 and 1,063.50

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Solution

The fourth proportional to 3,253.20, 4,879.80 and 1,063.50 is: 1,595.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.20 : 4,879.80 = 1,063.50 : x
  2. Step 2: Convert to fraction form
    3,253.20/4,879.80 = 1,063.50/x
  3. Step 3: Cross multiply
    3,253.20x = 4,879.80 × 1,063.50
  4. Step 4: Simplify right side
    3,253.20x = 5,189,667.30
  5. Step 5: Solve for x
    x = 5,189,667.30/3,253.20
  6. Step 6: Final answer
    x = 1,595.25

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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.