Home / 7,912.14-11,864.49-4,626.24

Finding the Fourth Proportional to 7,912.14, 11,864.49 and 4,626.24

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Solution

The fourth proportional to 7,912.14, 11,864.49 and 4,626.24 is: 6,937.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,912.14 : 11,864.49 = 4,626.24 : x
  2. Step 2: Convert to fraction form
    7,912.14/11,864.49 = 4,626.24/x
  3. Step 3: Cross multiply
    7,912.14x = 11,864.49 × 4,626.24
  4. Step 4: Simplify right side
    7,912.14x = 54,887,978.22
  5. Step 5: Solve for x
    x = 54,887,978.22/7,912.14
  6. Step 6: Final answer
    x = 6,937.18

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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.