Home / 2,196.14-3,294.81-1,954.35

Finding the Fourth Proportional to 2,196.14, 3,294.81 and 1,954.35

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Solution

The fourth proportional to 2,196.14, 3,294.81 and 1,954.35 is: 2,932.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196.14 : 3,294.81 = 1,954.35 : x
  2. Step 2: Convert to fraction form
    2,196.14/3,294.81 = 1,954.35/x
  3. Step 3: Cross multiply
    2,196.14x = 3,294.81 × 1,954.35
  4. Step 4: Simplify right side
    2,196.14x = 6,439,211.92
  5. Step 5: Solve for x
    x = 6,439,211.92/2,196.14
  6. Step 6: Final answer
    x = 2,932.07

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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.