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Finding the Fourth Proportional to 8,797.65, 13,196.48 and 2,641.65

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Solution

The fourth proportional to 8,797.65, 13,196.48 and 2,641.65 is: 3,962.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,797.65 : 13,196.48 = 2,641.65 : x
  2. Step 2: Convert to fraction form
    8,797.65/13,196.48 = 2,641.65/x
  3. Step 3: Cross multiply
    8,797.65x = 13,196.48 × 2,641.65
  4. Step 4: Simplify right side
    8,797.65x = 34,860,468.18
  5. Step 5: Solve for x
    x = 34,860,468.18/8,797.65
  6. Step 6: Final answer
    x = 3,962.48

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Double scale
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Similar ratio
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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.