Home / 9,861.68-14,794.96-2,936.18

Finding the Fourth Proportional to 9,861.68, 14,794.96 and 2,936.18

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Solution

The fourth proportional to 9,861.68, 14,794.96 and 2,936.18 is: 4,405.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861.68 : 14,794.96 = 2,936.18 : x
  2. Step 2: Convert to fraction form
    9,861.68/14,794.96 = 2,936.18/x
  3. Step 3: Cross multiply
    9,861.68x = 14,794.96 × 2,936.18
  4. Step 4: Simplify right side
    9,861.68x = 43,440,665.65
  5. Step 5: Solve for x
    x = 43,440,665.65/9,861.68
  6. Step 6: Final answer
    x = 4,405.00

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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.