Home / 11,386.56-17,079.90-6,755.52

Finding the Fourth Proportional to 11,386.56, 17,079.90 and 6,755.52

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Solution

The fourth proportional to 11,386.56, 17,079.90 and 6,755.52 is: 10,133.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,386.56 : 17,079.90 = 6,755.52 : x
  2. Step 2: Convert to fraction form
    11,386.56/17,079.90 = 6,755.52/x
  3. Step 3: Cross multiply
    11,386.56x = 17,079.90 × 6,755.52
  4. Step 4: Simplify right side
    11,386.56x = 115,383,606.05
  5. Step 5: Solve for x
    x = 115,383,606.05/11,386.56
  6. Step 6: Final answer
    x = 10,133.32

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1.5x scale

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.