Home / 6,327-8,731.44-3,532.68

Finding the Fourth Proportional to 6,327, 8,731.44 and 3,532.68

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Solution

The fourth proportional to 6,327, 8,731.44 and 3,532.68 is: 4,875.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,327 : 8,731.44 = 3,532.68 : x
  2. Step 2: Convert to fraction form
    6,327/8,731.44 = 3,532.68/x
  3. Step 3: Cross multiply
    6,327x = 8,731.44 × 3,532.68
  4. Step 4: Simplify right side
    6,327x = 30,845,383.46
  5. Step 5: Solve for x
    x = 30,845,383.46/6,327
  6. Step 6: Final answer
    x = 4,875.20

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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.