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Finding the Fourth Proportional to 6,327.51, 8,732.01 and 3,494.81

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Solution

The fourth proportional to 6,327.51, 8,732.01 and 3,494.81 is: 4,822.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,327.51 : 8,732.01 = 3,494.81 : x
  2. Step 2: Convert to fraction form
    6,327.51/8,732.01 = 3,494.81/x
  3. Step 3: Cross multiply
    6,327.51x = 8,732.01 × 3,494.81
  4. Step 4: Simplify right side
    6,327.51x = 30,516,672.21
  5. Step 5: Solve for x
    x = 30,516,672.21/6,327.51
  6. Step 6: Final answer
    x = 4,822.86

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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.