Home / 8,266.14-11,406.96-4,729.68

Finding the Fourth Proportional to 8,266.14, 11,406.96 and 4,729.68

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Solution

The fourth proportional to 8,266.14, 11,406.96 and 4,729.68 is: 6,526.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.14 : 11,406.96 = 4,729.68 : x
  2. Step 2: Convert to fraction form
    8,266.14/11,406.96 = 4,729.68/x
  3. Step 3: Cross multiply
    8,266.14x = 11,406.96 × 4,729.68
  4. Step 4: Simplify right side
    8,266.14x = 53,951,270.57
  5. Step 5: Solve for x
    x = 53,951,270.57/8,266.14
  6. Step 6: Final answer
    x = 6,526.78

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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.