Home / 5,322.72-7,344.44-3,084.88

Finding the Fourth Proportional to 5,322.72, 7,344.44 and 3,084.88

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Solution

The fourth proportional to 5,322.72, 7,344.44 and 3,084.88 is: 4,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.72 : 7,344.44 = 3,084.88 : x
  2. Step 2: Convert to fraction form
    5,322.72/7,344.44 = 3,084.88/x
  3. Step 3: Cross multiply
    5,322.72x = 7,344.44 × 3,084.88
  4. Step 4: Simplify right side
    5,322.72x = 22,656,716.07
  5. Step 5: Solve for x
    x = 22,656,716.07/5,322.72
  6. Step 6: Final answer
    x = 4,256.60

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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.