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Finding the Fourth Proportional to 3,338.98, 5,011.71 and 2,730.13

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Solution

The fourth proportional to 3,338.98, 5,011.71 and 2,730.13 is: 4,097.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,338.98 : 5,011.71 = 2,730.13 : x
  2. Step 2: Convert to fraction form
    3,338.98/5,011.71 = 2,730.13/x
  3. Step 3: Cross multiply
    3,338.98x = 5,011.71 × 2,730.13
  4. Step 4: Simplify right side
    3,338.98x = 13,682,619.82
  5. Step 5: Solve for x
    x = 13,682,619.82/3,338.98
  6. Step 6: Final answer
    x = 4,097.84

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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.