Home / 3,258.08-4,494.04-1,930.80

Finding the Fourth Proportional to 3,258.08, 4,494.04 and 1,930.80

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Solution

The fourth proportional to 3,258.08, 4,494.04 and 1,930.80 is: 2,663.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.08 : 4,494.04 = 1,930.80 : x
  2. Step 2: Convert to fraction form
    3,258.08/4,494.04 = 1,930.80/x
  3. Step 3: Cross multiply
    3,258.08x = 4,494.04 × 1,930.80
  4. Step 4: Simplify right side
    3,258.08x = 8,677,092.43
  5. Step 5: Solve for x
    x = 8,677,092.43/3,258.08
  6. Step 6: Final answer
    x = 2,663.25

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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.