Home / 10,353.25-14,286.75-5,877.09

Finding the Fourth Proportional to 10,353.25, 14,286.75 and 5,877.09

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Solution

The fourth proportional to 10,353.25, 14,286.75 and 5,877.09 is: 8,109.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353.25 : 14,286.75 = 5,877.09 : x
  2. Step 2: Convert to fraction form
    10,353.25/14,286.75 = 5,877.09/x
  3. Step 3: Cross multiply
    10,353.25x = 14,286.75 × 5,877.09
  4. Step 4: Simplify right side
    10,353.25x = 83,964,515.56
  5. Step 5: Solve for x
    x = 83,964,515.56/10,353.25
  6. Step 6: Final answer
    x = 8,109.97

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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.