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Finding the Fourth Proportional to 4,934.88, 7,395.84 and 3,630.24

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Solution

The fourth proportional to 4,934.88, 7,395.84 and 3,630.24 is: 5,440.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,934.88 : 7,395.84 = 3,630.24 : x
  2. Step 2: Convert to fraction form
    4,934.88/7,395.84 = 3,630.24/x
  3. Step 3: Cross multiply
    4,934.88x = 7,395.84 × 3,630.24
  4. Step 4: Simplify right side
    4,934.88x = 26,848,674.20
  5. Step 5: Solve for x
    x = 26,848,674.20/4,934.88
  6. Step 6: Final answer
    x = 5,440.59

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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.