Home / 4,949.90-6,830.19-2,960.03

Finding the Fourth Proportional to 4,949.90, 6,830.19 and 2,960.03

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Solution

The fourth proportional to 4,949.90, 6,830.19 and 2,960.03 is: 4,084.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.90 : 6,830.19 = 2,960.03 : x
  2. Step 2: Convert to fraction form
    4,949.90/6,830.19 = 2,960.03/x
  3. Step 3: Cross multiply
    4,949.90x = 6,830.19 × 2,960.03
  4. Step 4: Simplify right side
    4,949.90x = 20,217,567.31
  5. Step 5: Solve for x
    x = 20,217,567.31/4,949.90
  6. Step 6: Final answer
    x = 4,084.44

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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.