Home / 9,163.51-13,734.64-4,222.77

Finding the Fourth Proportional to 9,163.51, 13,734.64 and 4,222.77

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Solution

The fourth proportional to 9,163.51, 13,734.64 and 4,222.77 is: 6,329.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163.51 : 13,734.64 = 4,222.77 : x
  2. Step 2: Convert to fraction form
    9,163.51/13,734.64 = 4,222.77/x
  3. Step 3: Cross multiply
    9,163.51x = 13,734.64 × 4,222.77
  4. Step 4: Simplify right side
    9,163.51x = 57,998,225.75
  5. Step 5: Solve for x
    x = 57,998,225.75/9,163.51
  6. Step 6: Final answer
    x = 6,329.26

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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.