Home / 9,323.28-12,872.33-7,195.05

Finding the Fourth Proportional to 9,323.28, 12,872.33 and 7,195.05

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Solution

The fourth proportional to 9,323.28, 12,872.33 and 7,195.05 is: 9,933.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,323.28 : 12,872.33 = 7,195.05 : x
  2. Step 2: Convert to fraction form
    9,323.28/12,872.33 = 7,195.05/x
  3. Step 3: Cross multiply
    9,323.28x = 12,872.33 × 7,195.05
  4. Step 4: Simplify right side
    9,323.28x = 92,617,021.99
  5. Step 5: Solve for x
    x = 92,617,021.99/9,323.28
  6. Step 6: Final answer
    x = 9,933.95

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.