Home / 6,965.25-9,612.09-3,821.46

Finding the Fourth Proportional to 6,965.25, 9,612.09 and 3,821.46

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Solution

The fourth proportional to 6,965.25, 9,612.09 and 3,821.46 is: 5,273.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,965.25 : 9,612.09 = 3,821.46 : x
  2. Step 2: Convert to fraction form
    6,965.25/9,612.09 = 3,821.46/x
  3. Step 3: Cross multiply
    6,965.25x = 9,612.09 × 3,821.46
  4. Step 4: Simplify right side
    6,965.25x = 36,732,217.45
  5. Step 5: Solve for x
    x = 36,732,217.45/6,965.25
  6. Step 6: Final answer
    x = 5,273.64

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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.