Home / 7,997.05-11,030.21-6,932.91

Finding the Fourth Proportional to 7,997.05, 11,030.21 and 6,932.91

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Solution

The fourth proportional to 7,997.05, 11,030.21 and 6,932.91 is: 9,562.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.05 : 11,030.21 = 6,932.91 : x
  2. Step 2: Convert to fraction form
    7,997.05/11,030.21 = 6,932.91/x
  3. Step 3: Cross multiply
    7,997.05x = 11,030.21 × 6,932.91
  4. Step 4: Simplify right side
    7,997.05x = 76,471,453.21
  5. Step 5: Solve for x
    x = 76,471,453.21/7,997.05
  6. Step 6: Final answer
    x = 9,562.46

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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.