Home / 2,199.14-3,299.56-1,617.06

Finding the Fourth Proportional to 2,199.14, 3,299.56 and 1,617.06

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Solution

The fourth proportional to 2,199.14, 3,299.56 and 1,617.06 is: 2,426.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199.14 : 3,299.56 = 1,617.06 : x
  2. Step 2: Convert to fraction form
    2,199.14/3,299.56 = 1,617.06/x
  3. Step 3: Cross multiply
    2,199.14x = 3,299.56 × 1,617.06
  4. Step 4: Simplify right side
    2,199.14x = 5,335,586.49
  5. Step 5: Solve for x
    x = 5,335,586.49/2,199.14
  6. Step 6: Final answer
    x = 2,426.22

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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.