Home / 8,245.29-11,372.60-5,694.03

Finding the Fourth Proportional to 8,245.29, 11,372.60 and 5,694.03

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Solution

The fourth proportional to 8,245.29, 11,372.60 and 5,694.03 is: 7,853.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.29 : 11,372.60 = 5,694.03 : x
  2. Step 2: Convert to fraction form
    8,245.29/11,372.60 = 5,694.03/x
  3. Step 3: Cross multiply
    8,245.29x = 11,372.60 × 5,694.03
  4. Step 4: Simplify right side
    8,245.29x = 64,755,939.81
  5. Step 5: Solve for x
    x = 64,755,939.81/8,245.29
  6. Step 6: Final answer
    x = 7,853.68

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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.