Home / 2,212.14-3,315.08-1,747.88

Finding the Fourth Proportional to 2,212.14, 3,315.08 and 1,747.88

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Solution

The fourth proportional to 2,212.14, 3,315.08 and 1,747.88 is: 2,619.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,212.14 : 3,315.08 = 1,747.88 : x
  2. Step 2: Convert to fraction form
    2,212.14/3,315.08 = 1,747.88/x
  3. Step 3: Cross multiply
    2,212.14x = 3,315.08 × 1,747.88
  4. Step 4: Simplify right side
    2,212.14x = 5,794,362.03
  5. Step 5: Solve for x
    x = 5,794,362.03/2,212.14
  6. Step 6: Final answer
    x = 2,619.35

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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.