Home / 10,877.25-16,315.89-3,951.75

Finding the Fourth Proportional to 10,877.25, 16,315.89 and 3,951.75

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Solution

The fourth proportional to 10,877.25, 16,315.89 and 3,951.75 is: 5,927.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877.25 : 16,315.89 = 3,951.75 : x
  2. Step 2: Convert to fraction form
    10,877.25/16,315.89 = 3,951.75/x
  3. Step 3: Cross multiply
    10,877.25x = 16,315.89 × 3,951.75
  4. Step 4: Simplify right side
    10,877.25x = 64,476,318.31
  5. Step 5: Solve for x
    x = 64,476,318.31/10,877.25
  6. Step 6: Final answer
    x = 5,927.63

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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.