Home / 9,197.82-13,776.62-7,112.34

Finding the Fourth Proportional to 9,197.82, 13,776.62 and 7,112.34

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Solution

The fourth proportional to 9,197.82, 13,776.62 and 7,112.34 is: 10,652.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,197.82 : 13,776.62 = 7,112.34 : x
  2. Step 2: Convert to fraction form
    9,197.82/13,776.62 = 7,112.34/x
  3. Step 3: Cross multiply
    9,197.82x = 13,776.62 × 7,112.34
  4. Step 4: Simplify right side
    9,197.82x = 97,983,969.93
  5. Step 5: Solve for x
    x = 97,983,969.93/9,197.82
  6. Step 6: Final answer
    x = 10,652.96

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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.