Home / 6,997.22-9,656.15-3,853.41

Finding the Fourth Proportional to 6,997.22, 9,656.15 and 3,853.41

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Solution

The fourth proportional to 6,997.22, 9,656.15 and 3,853.41 is: 5,317.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,997.22 : 9,656.15 = 3,853.41 : x
  2. Step 2: Convert to fraction form
    6,997.22/9,656.15 = 3,853.41/x
  3. Step 3: Cross multiply
    6,997.22x = 9,656.15 × 3,853.41
  4. Step 4: Simplify right side
    6,997.22x = 37,209,104.97
  5. Step 5: Solve for x
    x = 37,209,104.97/6,997.22
  6. Step 6: Final answer
    x = 5,317.70

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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.