Home / 8,236.62-11,371.86-7,395.84

Finding the Fourth Proportional to 8,236.62, 11,371.86 and 7,395.84

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Solution

The fourth proportional to 8,236.62, 11,371.86 and 7,395.84 is: 10,211.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.62 : 11,371.86 = 7,395.84 : x
  2. Step 2: Convert to fraction form
    8,236.62/11,371.86 = 7,395.84/x
  3. Step 3: Cross multiply
    8,236.62x = 11,371.86 × 7,395.84
  4. Step 4: Simplify right side
    8,236.62x = 84,104,457.06
  5. Step 5: Solve for x
    x = 84,104,457.06/8,236.62
  6. Step 6: Final answer
    x = 10,211.04

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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.