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Finding the Fourth Proportional to 2,196.90, 3,295.89 and 1,548.90

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Solution

The fourth proportional to 2,196.90, 3,295.89 and 1,548.90 is: 2,323.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196.90 : 3,295.89 = 1,548.90 : x
  2. Step 2: Convert to fraction form
    2,196.90/3,295.89 = 1,548.90/x
  3. Step 3: Cross multiply
    2,196.90x = 3,295.89 × 1,548.90
  4. Step 4: Simplify right side
    2,196.90x = 5,105,004.02
  5. Step 5: Solve for x
    x = 5,105,004.02/2,196.90
  6. Step 6: Final answer
    x = 2,323.73

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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.