Home / 6,212.53-9,318.81-2,316.88

Finding the Fourth Proportional to 6,212.53, 9,318.81 and 2,316.88

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Solution

The fourth proportional to 6,212.53, 9,318.81 and 2,316.88 is: 3,475.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,212.53 : 9,318.81 = 2,316.88 : x
  2. Step 2: Convert to fraction form
    6,212.53/9,318.81 = 2,316.88/x
  3. Step 3: Cross multiply
    6,212.53x = 9,318.81 × 2,316.88
  4. Step 4: Simplify right side
    6,212.53x = 21,590,517.92
  5. Step 5: Solve for x
    x = 21,590,517.92/6,212.53
  6. Step 6: Final answer
    x = 3,475.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.