Home / 12,662.05-17,473.52-6,997.18

Finding the Fourth Proportional to 12,662.05, 17,473.52 and 6,997.18

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Solution

The fourth proportional to 12,662.05, 17,473.52 and 6,997.18 is: 9,656.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,662.05 : 17,473.52 = 6,997.18 : x
  2. Step 2: Convert to fraction form
    12,662.05/17,473.52 = 6,997.18/x
  3. Step 3: Cross multiply
    12,662.05x = 17,473.52 × 6,997.18
  4. Step 4: Simplify right side
    12,662.05x = 122,265,277.31
  5. Step 5: Solve for x
    x = 122,265,277.31/12,662.05
  6. Step 6: Final answer
    x = 9,656.05

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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.