Home / 10,872.08-16,282.20-5,934.32

Finding the Fourth Proportional to 10,872.08, 16,282.20 and 5,934.32

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Solution

The fourth proportional to 10,872.08, 16,282.20 and 5,934.32 is: 8,887.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872.08 : 16,282.20 = 5,934.32 : x
  2. Step 2: Convert to fraction form
    10,872.08/16,282.20 = 5,934.32/x
  3. Step 3: Cross multiply
    10,872.08x = 16,282.20 × 5,934.32
  4. Step 4: Simplify right side
    10,872.08x = 96,623,785.10
  5. Step 5: Solve for x
    x = 96,623,785.10/10,872.08
  6. Step 6: Final answer
    x = 8,887.33

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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.