Home / 6,634.92-9,952.50-5,220.66

Finding the Fourth Proportional to 6,634.92, 9,952.50 and 5,220.66

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Solution

The fourth proportional to 6,634.92, 9,952.50 and 5,220.66 is: 7,831.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634.92 : 9,952.50 = 5,220.66 : x
  2. Step 2: Convert to fraction form
    6,634.92/9,952.50 = 5,220.66/x
  3. Step 3: Cross multiply
    6,634.92x = 9,952.50 × 5,220.66
  4. Step 4: Simplify right side
    6,634.92x = 51,958,618.65
  5. Step 5: Solve for x
    x = 51,958,618.65/6,634.92
  6. Step 6: Final answer
    x = 7,831.08

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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.