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Finding the Fourth Proportional to 8,847.95, 13,280.12 and 4,468.48

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Solution

The fourth proportional to 8,847.95, 13,280.12 and 4,468.48 is: 6,706.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,847.95 : 13,280.12 = 4,468.48 : x
  2. Step 2: Convert to fraction form
    8,847.95/13,280.12 = 4,468.48/x
  3. Step 3: Cross multiply
    8,847.95x = 13,280.12 × 4,468.48
  4. Step 4: Simplify right side
    8,847.95x = 59,341,961.79
  5. Step 5: Solve for x
    x = 59,341,961.79/8,847.95
  6. Step 6: Final answer
    x = 6,706.86

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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.