Home / 7,163.29-10,734.55-5,087.36

Finding the Fourth Proportional to 7,163.29, 10,734.55 and 5,087.36

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Solution

The fourth proportional to 7,163.29, 10,734.55 and 5,087.36 is: 7,623.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,163.29 : 10,734.55 = 5,087.36 : x
  2. Step 2: Convert to fraction form
    7,163.29/10,734.55 = 5,087.36/x
  3. Step 3: Cross multiply
    7,163.29x = 10,734.55 × 5,087.36
  4. Step 4: Simplify right side
    7,163.29x = 54,610,520.29
  5. Step 5: Solve for x
    x = 54,610,520.29/7,163.29
  6. Step 6: Final answer
    x = 7,623.66

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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.