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Finding the Fourth Proportional to 6,663.04, 9,194.84 and 3,638.04

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Solution

The fourth proportional to 6,663.04, 9,194.84 and 3,638.04 is: 5,020.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663.04 : 9,194.84 = 3,638.04 : x
  2. Step 2: Convert to fraction form
    6,663.04/9,194.84 = 3,638.04/x
  3. Step 3: Cross multiply
    6,663.04x = 9,194.84 × 3,638.04
  4. Step 4: Simplify right side
    6,663.04x = 33,451,177.52
  5. Step 5: Solve for x
    x = 33,451,177.52/6,663.04
  6. Step 6: Final answer
    x = 5,020.41

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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.