Home / 8,268.10-11,409.96-4,542.10

Finding the Fourth Proportional to 8,268.10, 11,409.96 and 4,542.10

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Solution

The fourth proportional to 8,268.10, 11,409.96 and 4,542.10 is: 6,268.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,268.10 : 11,409.96 = 4,542.10 : x
  2. Step 2: Convert to fraction form
    8,268.10/11,409.96 = 4,542.10/x
  3. Step 3: Cross multiply
    8,268.10x = 11,409.96 × 4,542.10
  4. Step 4: Simplify right side
    8,268.10x = 51,825,179.32
  5. Step 5: Solve for x
    x = 51,825,179.32/8,268.10
  6. Step 6: Final answer
    x = 6,268.09

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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.