Home / 7,160.33-10,740.40-2,229.95

Finding the Fourth Proportional to 7,160.33, 10,740.40 and 2,229.95

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Solution

The fourth proportional to 7,160.33, 10,740.40 and 2,229.95 is: 3,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,160.33 : 10,740.40 = 2,229.95 : x
  2. Step 2: Convert to fraction form
    7,160.33/10,740.40 = 2,229.95/x
  3. Step 3: Cross multiply
    7,160.33x = 10,740.40 × 2,229.95
  4. Step 4: Simplify right side
    7,160.33x = 23,950,554.98
  5. Step 5: Solve for x
    x = 23,950,554.98/7,160.33
  6. Step 6: Final answer
    x = 3,344.90

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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.