Home / 6,970.41-9,618.66-3,825.99

Finding the Fourth Proportional to 6,970.41, 9,618.66 and 3,825.99

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Solution

The fourth proportional to 6,970.41, 9,618.66 and 3,825.99 is: 5,279.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970.41 : 9,618.66 = 3,825.99 : x
  2. Step 2: Convert to fraction form
    6,970.41/9,618.66 = 3,825.99/x
  3. Step 3: Cross multiply
    6,970.41x = 9,618.66 × 3,825.99
  4. Step 4: Simplify right side
    6,970.41x = 36,800,896.97
  5. Step 5: Solve for x
    x = 36,800,896.97/6,970.41
  6. Step 6: Final answer
    x = 5,279.59

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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.