Home / 8,268.19-12,402.96-3,883.26

Finding the Fourth Proportional to 8,268.19, 12,402.96 and 3,883.26

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Solution

The fourth proportional to 8,268.19, 12,402.96 and 3,883.26 is: 5,825.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.19 : 12,402.96 = 3,883.26 : x
  2. Step 2: Convert to fraction form
    8,268.19/12,402.96 = 3,883.26/x
  3. Step 3: Cross multiply
    8,268.19x = 12,402.96 × 3,883.26
  4. Step 4: Simplify right side
    8,268.19x = 48,163,918.45
  5. Step 5: Solve for x
    x = 48,163,918.45/8,268.19
  6. Step 6: Final answer
    x = 5,825.21

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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.