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Finding the Fourth Proportional to 5,653.08, 7,801.98 and 3,169.56

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Solution

The fourth proportional to 5,653.08, 7,801.98 and 3,169.56 is: 4,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.08 : 7,801.98 = 3,169.56 : x
  2. Step 2: Convert to fraction form
    5,653.08/7,801.98 = 3,169.56/x
  3. Step 3: Cross multiply
    5,653.08x = 7,801.98 × 3,169.56
  4. Step 4: Simplify right side
    5,653.08x = 24,728,843.73
  5. Step 5: Solve for x
    x = 24,728,843.73/5,653.08
  6. Step 6: Final answer
    x = 4,374.40

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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.