Home / 7,074.18-10,609.92-2,692.08

Finding the Fourth Proportional to 7,074.18, 10,609.92 and 2,692.08

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Solution

The fourth proportional to 7,074.18, 10,609.92 and 2,692.08 is: 4,037.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074.18 : 10,609.92 = 2,692.08 : x
  2. Step 2: Convert to fraction form
    7,074.18/10,609.92 = 2,692.08/x
  3. Step 3: Cross multiply
    7,074.18x = 10,609.92 × 2,692.08
  4. Step 4: Simplify right side
    7,074.18x = 28,562,753.43
  5. Step 5: Solve for x
    x = 28,562,753.43/7,074.18
  6. Step 6: Final answer
    x = 4,037.61

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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.