Home / 11,268.80-15,551.87-6,552.75

Finding the Fourth Proportional to 11,268.80, 15,551.87 and 6,552.75

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Solution

The fourth proportional to 11,268.80, 15,551.87 and 6,552.75 is: 9,043.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.80 : 15,551.87 = 6,552.75 : x
  2. Step 2: Convert to fraction form
    11,268.80/15,551.87 = 6,552.75/x
  3. Step 3: Cross multiply
    11,268.80x = 15,551.87 × 6,552.75
  4. Step 4: Simplify right side
    11,268.80x = 101,907,483.38
  5. Step 5: Solve for x
    x = 101,907,483.38/11,268.80
  6. Step 6: Final answer
    x = 9,043.33

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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.