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Finding the Fourth Proportional to 6,641.52, 9,968.42 and 3,356.92

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Solution

The fourth proportional to 6,641.52, 9,968.42 and 3,356.92 is: 5,038.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641.52 : 9,968.42 = 3,356.92 : x
  2. Step 2: Convert to fraction form
    6,641.52/9,968.42 = 3,356.92/x
  3. Step 3: Cross multiply
    6,641.52x = 9,968.42 × 3,356.92
  4. Step 4: Simplify right side
    6,641.52x = 33,463,188.47
  5. Step 5: Solve for x
    x = 33,463,188.47/6,641.52
  6. Step 6: Final answer
    x = 5,038.48

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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.