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Finding the Fourth Proportional to 6,353.15, 8,767.11 and 3,664.48

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Solution

The fourth proportional to 6,353.15, 8,767.11 and 3,664.48 is: 5,056.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,353.15 : 8,767.11 = 3,664.48 : x
  2. Step 2: Convert to fraction form
    6,353.15/8,767.11 = 3,664.48/x
  3. Step 3: Cross multiply
    6,353.15x = 8,767.11 × 3,664.48
  4. Step 4: Simplify right side
    6,353.15x = 32,126,901.03
  5. Step 5: Solve for x
    x = 32,126,901.03/6,353.15
  6. Step 6: Final answer
    x = 5,056.85

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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.