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Finding the Fourth Proportional to 3,494.16, 4,821.88 and 2,002.44

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Solution

The fourth proportional to 3,494.16, 4,821.88 and 2,002.44 is: 2,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.16 : 4,821.88 = 2,002.44 : x
  2. Step 2: Convert to fraction form
    3,494.16/4,821.88 = 2,002.44/x
  3. Step 3: Cross multiply
    3,494.16x = 4,821.88 × 2,002.44
  4. Step 4: Simplify right side
    3,494.16x = 9,655,525.39
  5. Step 5: Solve for x
    x = 9,655,525.39/3,494.16
  6. Step 6: Final answer
    x = 2,763.33

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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.