Home / 4,791.28-7,188.88-2,597.44

Finding the Fourth Proportional to 4,791.28, 7,188.88 and 2,597.44

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Solution

The fourth proportional to 4,791.28, 7,188.88 and 2,597.44 is: 3,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.28 : 7,188.88 = 2,597.44 : x
  2. Step 2: Convert to fraction form
    4,791.28/7,188.88 = 2,597.44/x
  3. Step 3: Cross multiply
    4,791.28x = 7,188.88 × 2,597.44
  4. Step 4: Simplify right side
    4,791.28x = 18,672,684.47
  5. Step 5: Solve for x
    x = 18,672,684.47/4,791.28
  6. Step 6: Final answer
    x = 3,897.22

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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.