Home / 6,589.58-9,091.77-3,936.02

Finding the Fourth Proportional to 6,589.58, 9,091.77 and 3,936.02

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Solution

The fourth proportional to 6,589.58, 9,091.77 and 3,936.02 is: 5,430.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,589.58 : 9,091.77 = 3,936.02 : x
  2. Step 2: Convert to fraction form
    6,589.58/9,091.77 = 3,936.02/x
  3. Step 3: Cross multiply
    6,589.58x = 9,091.77 × 3,936.02
  4. Step 4: Simplify right side
    6,589.58x = 35,785,343.10
  5. Step 5: Solve for x
    x = 35,785,343.10/6,589.58
  6. Step 6: Final answer
    x = 5,430.60

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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.