Home / 3,618.60-4,993.74-2,046.68

Finding the Fourth Proportional to 3,618.60, 4,993.74 and 2,046.68

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Solution

The fourth proportional to 3,618.60, 4,993.74 and 2,046.68 is: 2,824.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,618.60 : 4,993.74 = 2,046.68 : x
  2. Step 2: Convert to fraction form
    3,618.60/4,993.74 = 2,046.68/x
  3. Step 3: Cross multiply
    3,618.60x = 4,993.74 × 2,046.68
  4. Step 4: Simplify right side
    3,618.60x = 10,220,587.78
  5. Step 5: Solve for x
    x = 10,220,587.78/3,618.60
  6. Step 6: Final answer
    x = 2,824.46

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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.