Home / 10,286.10-14,194.27-5,747.97

Finding the Fourth Proportional to 10,286.10, 14,194.27 and 5,747.97

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Solution

The fourth proportional to 10,286.10, 14,194.27 and 5,747.97 is: 7,931.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,286.10 : 14,194.27 = 5,747.97 : x
  2. Step 2: Convert to fraction form
    10,286.10/14,194.27 = 5,747.97/x
  3. Step 3: Cross multiply
    10,286.10x = 14,194.27 × 5,747.97
  4. Step 4: Simplify right side
    10,286.10x = 81,588,238.13
  5. Step 5: Solve for x
    x = 81,588,238.13/10,286.10
  6. Step 6: Final answer
    x = 7,931.89

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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.