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Finding the Fourth Proportional to 3,699.92, 5,548.93 and 1,102.25

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Solution

The fourth proportional to 3,699.92, 5,548.93 and 1,102.25 is: 1,653.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.92 : 5,548.93 = 1,102.25 : x
  2. Step 2: Convert to fraction form
    3,699.92/5,548.93 = 1,102.25/x
  3. Step 3: Cross multiply
    3,699.92x = 5,548.93 × 1,102.25
  4. Step 4: Simplify right side
    3,699.92x = 6,116,308.09
  5. Step 5: Solve for x
    x = 6,116,308.09/3,699.92
  6. Step 6: Final answer
    x = 1,653.09

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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.