Home / 5,249.61-7,244.39-3,011.44

Finding the Fourth Proportional to 5,249.61, 7,244.39 and 3,011.44

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Solution

The fourth proportional to 5,249.61, 7,244.39 and 3,011.44 is: 4,155.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249.61 : 7,244.39 = 3,011.44 : x
  2. Step 2: Convert to fraction form
    5,249.61/7,244.39 = 3,011.44/x
  3. Step 3: Cross multiply
    5,249.61x = 7,244.39 × 3,011.44
  4. Step 4: Simplify right side
    5,249.61x = 21,816,012.65
  5. Step 5: Solve for x
    x = 21,816,012.65/5,249.61
  6. Step 6: Final answer
    x = 4,155.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.