Home / 7,223.12-10,832.80-3,272.84

Finding the Fourth Proportional to 7,223.12, 10,832.80 and 3,272.84

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Solution

The fourth proportional to 7,223.12, 10,832.80 and 3,272.84 is: 4,908.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223.12 : 10,832.80 = 3,272.84 : x
  2. Step 2: Convert to fraction form
    7,223.12/10,832.80 = 3,272.84/x
  3. Step 3: Cross multiply
    7,223.12x = 10,832.80 × 3,272.84
  4. Step 4: Simplify right side
    7,223.12x = 35,454,021.15
  5. Step 5: Solve for x
    x = 35,454,021.15/7,223.12
  6. Step 6: Final answer
    x = 4,908.41

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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.