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Finding the Fourth Proportional to 6,154.96, 8,497.92 and 3,800.56

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Solution

The fourth proportional to 6,154.96, 8,497.92 and 3,800.56 is: 5,247.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,154.96 : 8,497.92 = 3,800.56 : x
  2. Step 2: Convert to fraction form
    6,154.96/8,497.92 = 3,800.56/x
  3. Step 3: Cross multiply
    6,154.96x = 8,497.92 × 3,800.56
  4. Step 4: Simplify right side
    6,154.96x = 32,296,854.84
  5. Step 5: Solve for x
    x = 32,296,854.84/6,154.96
  6. Step 6: Final answer
    x = 5,247.29

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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.