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Finding the Fourth Proportional to 4,979.98, 7,463.44 and 3,597.92

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Solution

The fourth proportional to 4,979.98, 7,463.44 and 3,597.92 is: 5,392.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979.98 : 7,463.44 = 3,597.92 : x
  2. Step 2: Convert to fraction form
    4,979.98/7,463.44 = 3,597.92/x
  3. Step 3: Cross multiply
    4,979.98x = 7,463.44 × 3,597.92
  4. Step 4: Simplify right side
    4,979.98x = 26,852,855.21
  5. Step 5: Solve for x
    x = 26,852,855.21/4,979.98
  6. Step 6: Final answer
    x = 5,392.16

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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.