Home / 8,111.33-11,177.02-5,983.49

Finding the Fourth Proportional to 8,111.33, 11,177.02 and 5,983.49

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Solution

The fourth proportional to 8,111.33, 11,177.02 and 5,983.49 is: 8,244.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111.33 : 11,177.02 = 5,983.49 : x
  2. Step 2: Convert to fraction form
    8,111.33/11,177.02 = 5,983.49/x
  3. Step 3: Cross multiply
    8,111.33x = 11,177.02 × 5,983.49
  4. Step 4: Simplify right side
    8,111.33x = 66,877,587.40
  5. Step 5: Solve for x
    x = 66,877,587.40/8,111.33
  6. Step 6: Final answer
    x = 8,244.96

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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.