Home / 5,296.39-7,944.68-1,786.46

Finding the Fourth Proportional to 5,296.39, 7,944.68 and 1,786.46

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Solution

The fourth proportional to 5,296.39, 7,944.68 and 1,786.46 is: 2,679.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,296.39 : 7,944.68 = 1,786.46 : x
  2. Step 2: Convert to fraction form
    5,296.39/7,944.68 = 1,786.46/x
  3. Step 3: Cross multiply
    5,296.39x = 7,944.68 × 1,786.46
  4. Step 4: Simplify right side
    5,296.39x = 14,192,817.78
  5. Step 5: Solve for x
    x = 14,192,817.78/5,296.39
  6. Step 6: Final answer
    x = 2,679.72

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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.