Home / 3,346.42-4,620.33-2,089.39

Finding the Fourth Proportional to 3,346.42, 4,620.33 and 2,089.39

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Solution

The fourth proportional to 3,346.42, 4,620.33 and 2,089.39 is: 2,884.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.42 : 4,620.33 = 2,089.39 : x
  2. Step 2: Convert to fraction form
    3,346.42/4,620.33 = 2,089.39/x
  3. Step 3: Cross multiply
    3,346.42x = 4,620.33 × 2,089.39
  4. Step 4: Simplify right side
    3,346.42x = 9,653,671.30
  5. Step 5: Solve for x
    x = 9,653,671.30/3,346.42
  6. Step 6: Final answer
    x = 2,884.78

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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.