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Finding the Fourth Proportional to 5,664.56, 8,487.23 and 3,468.69

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Solution

The fourth proportional to 5,664.56, 8,487.23 and 3,468.69 is: 5,197.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,664.56 : 8,487.23 = 3,468.69 : x
  2. Step 2: Convert to fraction form
    5,664.56/8,487.23 = 3,468.69/x
  3. Step 3: Cross multiply
    5,664.56x = 8,487.23 × 3,468.69
  4. Step 4: Simplify right side
    5,664.56x = 29,439,552.49
  5. Step 5: Solve for x
    x = 29,439,552.49/5,664.56
  6. Step 6: Final answer
    x = 5,197.15

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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.