Home / 2,266.92-3,399.89-1,155.17

Finding the Fourth Proportional to 2,266.92, 3,399.89 and 1,155.17

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Solution

The fourth proportional to 2,266.92, 3,399.89 and 1,155.17 is: 1,732.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.92 : 3,399.89 = 1,155.17 : x
  2. Step 2: Convert to fraction form
    2,266.92/3,399.89 = 1,155.17/x
  3. Step 3: Cross multiply
    2,266.92x = 3,399.89 × 1,155.17
  4. Step 4: Simplify right side
    2,266.92x = 3,927,428.16
  5. Step 5: Solve for x
    x = 3,927,428.16/2,266.92
  6. Step 6: Final answer
    x = 1,732.50

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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.