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Finding the Fourth Proportional to 3,294.36, 4,545.54 and 1,896.84

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Solution

The fourth proportional to 3,294.36, 4,545.54 and 1,896.84 is: 2,617.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.36 : 4,545.54 = 1,896.84 : x
  2. Step 2: Convert to fraction form
    3,294.36/4,545.54 = 1,896.84/x
  3. Step 3: Cross multiply
    3,294.36x = 4,545.54 × 1,896.84
  4. Step 4: Simplify right side
    3,294.36x = 8,622,162.09
  5. Step 5: Solve for x
    x = 8,622,162.09/3,294.36
  6. Step 6: Final answer
    x = 2,617.25

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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.