Home / 7,645.97-11,454.03-5,268.45

Finding the Fourth Proportional to 7,645.97, 11,454.03 and 5,268.45

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Solution

The fourth proportional to 7,645.97, 11,454.03 and 5,268.45 is: 7,892.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,645.97 : 11,454.03 = 5,268.45 : x
  2. Step 2: Convert to fraction form
    7,645.97/11,454.03 = 5,268.45/x
  3. Step 3: Cross multiply
    7,645.97x = 11,454.03 × 5,268.45
  4. Step 4: Simplify right side
    7,645.97x = 60,345,027.31
  5. Step 5: Solve for x
    x = 60,345,027.31/7,645.97
  6. Step 6: Final answer
    x = 7,892.39

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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.