Home / 6,318.41-8,719.04-3,962.12

Finding the Fourth Proportional to 6,318.41, 8,719.04 and 3,962.12

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Solution

The fourth proportional to 6,318.41, 8,719.04 and 3,962.12 is: 5,467.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,318.41 : 8,719.04 = 3,962.12 : x
  2. Step 2: Convert to fraction form
    6,318.41/8,719.04 = 3,962.12/x
  3. Step 3: Cross multiply
    6,318.41x = 8,719.04 × 3,962.12
  4. Step 4: Simplify right side
    6,318.41x = 34,545,849.07
  5. Step 5: Solve for x
    x = 34,545,849.07/6,318.41
  6. Step 6: Final answer
    x = 5,467.50

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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.