Home / 4,965.59-7,446.69-2,190.39

Finding the Fourth Proportional to 4,965.59, 7,446.69 and 2,190.39

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Solution

The fourth proportional to 4,965.59, 7,446.69 and 2,190.39 is: 3,284.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.59 : 7,446.69 = 2,190.39 : x
  2. Step 2: Convert to fraction form
    4,965.59/7,446.69 = 2,190.39/x
  3. Step 3: Cross multiply
    4,965.59x = 7,446.69 × 2,190.39
  4. Step 4: Simplify right side
    4,965.59x = 16,311,155.31
  5. Step 5: Solve for x
    x = 16,311,155.31/4,965.59
  6. Step 6: Final answer
    x = 3,284.84

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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.