Home / 8,111.36-11,192.84-5,988.02

Finding the Fourth Proportional to 8,111.36, 11,192.84 and 5,988.02

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Solution

The fourth proportional to 8,111.36, 11,192.84 and 5,988.02 is: 8,262.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111.36 : 11,192.84 = 5,988.02 : x
  2. Step 2: Convert to fraction form
    8,111.36/11,192.84 = 5,988.02/x
  3. Step 3: Cross multiply
    8,111.36x = 11,192.84 × 5,988.02
  4. Step 4: Simplify right side
    8,111.36x = 67,022,863.87
  5. Step 5: Solve for x
    x = 67,022,863.87/8,111.36
  6. Step 6: Final answer
    x = 8,262.84

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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.