Home / 2,211.14-3,050.24-1,686.26

Finding the Fourth Proportional to 2,211.14, 3,050.24 and 1,686.26

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Solution

The fourth proportional to 2,211.14, 3,050.24 and 1,686.26 is: 2,326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211.14 : 3,050.24 = 1,686.26 : x
  2. Step 2: Convert to fraction form
    2,211.14/3,050.24 = 1,686.26/x
  3. Step 3: Cross multiply
    2,211.14x = 3,050.24 × 1,686.26
  4. Step 4: Simplify right side
    2,211.14x = 5,143,497.70
  5. Step 5: Solve for x
    x = 5,143,497.70/2,211.14
  6. Step 6: Final answer
    x = 2,326.17

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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.