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Finding the Fourth Proportional to 3,548.88, 5,331 and 3,002.16

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Solution

The fourth proportional to 3,548.88, 5,331 and 3,002.16 is: 4,509.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.88 : 5,331 = 3,002.16 : x
  2. Step 2: Convert to fraction form
    3,548.88/5,331 = 3,002.16/x
  3. Step 3: Cross multiply
    3,548.88x = 5,331 × 3,002.16
  4. Step 4: Simplify right side
    3,548.88x = 16,004,514.96
  5. Step 5: Solve for x
    x = 16,004,514.96/3,548.88
  6. Step 6: Final answer
    x = 4,509.74

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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.