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Finding the Fourth Proportional to 3,293.29, 4,928.39 and 2,700.98

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Solution

The fourth proportional to 3,293.29, 4,928.39 and 2,700.98 is: 4,042.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,293.29 : 4,928.39 = 2,700.98 : x
  2. Step 2: Convert to fraction form
    3,293.29/4,928.39 = 2,700.98/x
  3. Step 3: Cross multiply
    3,293.29x = 4,928.39 × 2,700.98
  4. Step 4: Simplify right side
    3,293.29x = 13,311,488.48
  5. Step 5: Solve for x
    x = 13,311,488.48/3,293.29
  6. Step 6: Final answer
    x = 4,042.00

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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.