Home / 5,218.82-7,197.79-4,588.01

Finding the Fourth Proportional to 5,218.82, 7,197.79 and 4,588.01

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Solution

The fourth proportional to 5,218.82, 7,197.79 and 4,588.01 is: 6,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218.82 : 7,197.79 = 4,588.01 : x
  2. Step 2: Convert to fraction form
    5,218.82/7,197.79 = 4,588.01/x
  3. Step 3: Cross multiply
    5,218.82x = 7,197.79 × 4,588.01
  4. Step 4: Simplify right side
    5,218.82x = 33,023,551.95
  5. Step 5: Solve for x
    x = 33,023,551.95/5,218.82
  6. Step 6: Final answer
    x = 6,327.78

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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.