Home / 3,107.62-4,284.57-2,267.62

Finding the Fourth Proportional to 3,107.62, 4,284.57 and 2,267.62

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Solution

The fourth proportional to 3,107.62, 4,284.57 and 2,267.62 is: 3,126.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107.62 : 4,284.57 = 2,267.62 : x
  2. Step 2: Convert to fraction form
    3,107.62/4,284.57 = 2,267.62/x
  3. Step 3: Cross multiply
    3,107.62x = 4,284.57 × 2,267.62
  4. Step 4: Simplify right side
    3,107.62x = 9,715,776.62
  5. Step 5: Solve for x
    x = 9,715,776.62/3,107.62
  6. Step 6: Final answer
    x = 3,126.44

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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.