Home / 5,286.26-7,930.61-1,588.56

Finding the Fourth Proportional to 5,286.26, 7,930.61 and 1,588.56

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Solution

The fourth proportional to 5,286.26, 7,930.61 and 1,588.56 is: 2,383.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286.26 : 7,930.61 = 1,588.56 : x
  2. Step 2: Convert to fraction form
    5,286.26/7,930.61 = 1,588.56/x
  3. Step 3: Cross multiply
    5,286.26x = 7,930.61 × 1,588.56
  4. Step 4: Simplify right side
    5,286.26x = 12,598,249.82
  5. Step 5: Solve for x
    x = 12,598,249.82/5,286.26
  6. Step 6: Final answer
    x = 2,383.21

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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.