Home / 3,267.20-4,888.80-2,403.20

Finding the Fourth Proportional to 3,267.20, 4,888.80 and 2,403.20

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Solution

The fourth proportional to 3,267.20, 4,888.80 and 2,403.20 is: 3,595.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267.20 : 4,888.80 = 2,403.20 : x
  2. Step 2: Convert to fraction form
    3,267.20/4,888.80 = 2,403.20/x
  3. Step 3: Cross multiply
    3,267.20x = 4,888.80 × 2,403.20
  4. Step 4: Simplify right side
    3,267.20x = 11,748,764.16
  5. Step 5: Solve for x
    x = 11,748,764.16/3,267.20
  6. Step 6: Final answer
    x = 3,595.97

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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.