Home / 3,618.25-5,427.37-2,376.68

Finding the Fourth Proportional to 3,618.25, 5,427.37 and 2,376.68

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Solution

The fourth proportional to 3,618.25, 5,427.37 and 2,376.68 is: 3,565.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.25 : 5,427.37 = 2,376.68 : x
  2. Step 2: Convert to fraction form
    3,618.25/5,427.37 = 2,376.68/x
  3. Step 3: Cross multiply
    3,618.25x = 5,427.37 × 2,376.68
  4. Step 4: Simplify right side
    3,618.25x = 12,899,121.73
  5. Step 5: Solve for x
    x = 12,899,121.73/3,618.25
  6. Step 6: Final answer
    x = 3,565.02

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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.