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Finding the Fourth Proportional to 3,258.93, 4,891.02 and 1,699.41

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Solution

The fourth proportional to 3,258.93, 4,891.02 and 1,699.41 is: 2,550.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.93 : 4,891.02 = 1,699.41 : x
  2. Step 2: Convert to fraction form
    3,258.93/4,891.02 = 1,699.41/x
  3. Step 3: Cross multiply
    3,258.93x = 4,891.02 × 1,699.41
  4. Step 4: Simplify right side
    3,258.93x = 8,311,848.30
  5. Step 5: Solve for x
    x = 8,311,848.30/3,258.93
  6. Step 6: Final answer
    x = 2,550.48

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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.