Home / 7,069.48-10,604.22-2,685.90

Finding the Fourth Proportional to 7,069.48, 10,604.22 and 2,685.90

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Solution

The fourth proportional to 7,069.48, 10,604.22 and 2,685.90 is: 4,028.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069.48 : 10,604.22 = 2,685.90 : x
  2. Step 2: Convert to fraction form
    7,069.48/10,604.22 = 2,685.90/x
  3. Step 3: Cross multiply
    7,069.48x = 10,604.22 × 2,685.90
  4. Step 4: Simplify right side
    7,069.48x = 28,481,874.50
  5. Step 5: Solve for x
    x = 28,481,874.50/7,069.48
  6. Step 6: Final answer
    x = 4,028.85

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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.