Home / 3,169.90-4,375.96-2,364.38

Finding the Fourth Proportional to 3,169.90, 4,375.96 and 2,364.38

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Solution

The fourth proportional to 3,169.90, 4,375.96 and 2,364.38 is: 3,263.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.90 : 4,375.96 = 2,364.38 : x
  2. Step 2: Convert to fraction form
    3,169.90/4,375.96 = 2,364.38/x
  3. Step 3: Cross multiply
    3,169.90x = 4,375.96 × 2,364.38
  4. Step 4: Simplify right side
    3,169.90x = 10,346,432.30
  5. Step 5: Solve for x
    x = 10,346,432.30/3,169.90
  6. Step 6: Final answer
    x = 3,263.96

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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.