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Finding the Fourth Proportional to 9,002.88, 13,499.32 and 3,736.44

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Solution

The fourth proportional to 9,002.88, 13,499.32 and 3,736.44 is: 5,602.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,002.88 : 13,499.32 = 3,736.44 : x
  2. Step 2: Convert to fraction form
    9,002.88/13,499.32 = 3,736.44/x
  3. Step 3: Cross multiply
    9,002.88x = 13,499.32 × 3,736.44
  4. Step 4: Simplify right side
    9,002.88x = 50,439,399.22
  5. Step 5: Solve for x
    x = 50,439,399.22/9,002.88
  6. Step 6: Final answer
    x = 5,602.58

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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.