Home / 7,646.22-11,456.37-6,091.02

Finding the Fourth Proportional to 7,646.22, 11,456.37 and 6,091.02

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Solution

The fourth proportional to 7,646.22, 11,456.37 and 6,091.02 is: 9,126.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,646.22 : 11,456.37 = 6,091.02 : x
  2. Step 2: Convert to fraction form
    7,646.22/11,456.37 = 6,091.02/x
  3. Step 3: Cross multiply
    7,646.22x = 11,456.37 × 6,091.02
  4. Step 4: Simplify right side
    7,646.22x = 69,780,978.80
  5. Step 5: Solve for x
    x = 69,780,978.80/7,646.22
  6. Step 6: Final answer
    x = 9,126.21

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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.