Home / 7,617.97-11,358.52-6,967.09

Finding the Fourth Proportional to 7,617.97, 11,358.52 and 6,967.09

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Solution

The fourth proportional to 7,617.97, 11,358.52 and 6,967.09 is: 10,388.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,617.97 : 11,358.52 = 6,967.09 : x
  2. Step 2: Convert to fraction form
    7,617.97/11,358.52 = 6,967.09/x
  3. Step 3: Cross multiply
    7,617.97x = 11,358.52 × 6,967.09
  4. Step 4: Simplify right side
    7,617.97x = 79,135,831.11
  5. Step 5: Solve for x
    x = 79,135,831.11/7,617.97
  6. Step 6: Final answer
    x = 10,388.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.