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Finding the Fourth Proportional to 8,363.34, 11,546.28 and 5,007.24

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Solution

The fourth proportional to 8,363.34, 11,546.28 and 5,007.24 is: 6,912.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.34 : 11,546.28 = 5,007.24 : x
  2. Step 2: Convert to fraction form
    8,363.34/11,546.28 = 5,007.24/x
  3. Step 3: Cross multiply
    8,363.34x = 11,546.28 × 5,007.24
  4. Step 4: Simplify right side
    8,363.34x = 57,814,995.07
  5. Step 5: Solve for x
    x = 57,814,995.07/8,363.34
  6. Step 6: Final answer
    x = 6,912.91

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1.5x scale

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.