Home / 5,716.09-7,889.18-3,327.45

Finding the Fourth Proportional to 5,716.09, 7,889.18 and 3,327.45

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Solution

The fourth proportional to 5,716.09, 7,889.18 and 3,327.45 is: 4,592.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.09 : 7,889.18 = 3,327.45 : x
  2. Step 2: Convert to fraction form
    5,716.09/7,889.18 = 3,327.45/x
  3. Step 3: Cross multiply
    5,716.09x = 7,889.18 × 3,327.45
  4. Step 4: Simplify right side
    5,716.09x = 26,250,851.99
  5. Step 5: Solve for x
    x = 26,250,851.99/5,716.09
  6. Step 6: Final answer
    x = 4,592.45

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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.