Home / 7,367.82-11,052.33-2,985.30

Finding the Fourth Proportional to 7,367.82, 11,052.33 and 2,985.30

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Solution

The fourth proportional to 7,367.82, 11,052.33 and 2,985.30 is: 4,478.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,367.82 : 11,052.33 = 2,985.30 : x
  2. Step 2: Convert to fraction form
    7,367.82/11,052.33 = 2,985.30/x
  3. Step 3: Cross multiply
    7,367.82x = 11,052.33 × 2,985.30
  4. Step 4: Simplify right side
    7,367.82x = 32,994,520.75
  5. Step 5: Solve for x
    x = 32,994,520.75/7,367.82
  6. Step 6: Final answer
    x = 4,478.19

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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.