Home / 3,494.14-4,821.93-2,002.12

Finding the Fourth Proportional to 3,494.14, 4,821.93 and 2,002.12

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Solution

The fourth proportional to 3,494.14, 4,821.93 and 2,002.12 is: 2,762.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.14 : 4,821.93 = 2,002.12 : x
  2. Step 2: Convert to fraction form
    3,494.14/4,821.93 = 2,002.12/x
  3. Step 3: Cross multiply
    3,494.14x = 4,821.93 × 2,002.12
  4. Step 4: Simplify right side
    3,494.14x = 9,654,070.44
  5. Step 5: Solve for x
    x = 9,654,070.44/3,494.14
  6. Step 6: Final answer
    x = 2,762.93

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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.