Home / 9,997.29-15,003.36-3,763.44

Finding the Fourth Proportional to 9,997.29, 15,003.36 and 3,763.44

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Solution

The fourth proportional to 9,997.29, 15,003.36 and 3,763.44 is: 5,647.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,997.29 : 15,003.36 = 3,763.44 : x
  2. Step 2: Convert to fraction form
    9,997.29/15,003.36 = 3,763.44/x
  3. Step 3: Cross multiply
    9,997.29x = 15,003.36 × 3,763.44
  4. Step 4: Simplify right side
    9,997.29x = 56,464,245.16
  5. Step 5: Solve for x
    x = 56,464,245.16/9,997.29
  6. Step 6: Final answer
    x = 5,647.96

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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.