Home / 5,086.38-7,020.48-2,963.64

Finding the Fourth Proportional to 5,086.38, 7,020.48 and 2,963.64

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Solution

The fourth proportional to 5,086.38, 7,020.48 and 2,963.64 is: 4,090.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,086.38 : 7,020.48 = 2,963.64 : x
  2. Step 2: Convert to fraction form
    5,086.38/7,020.48 = 2,963.64/x
  3. Step 3: Cross multiply
    5,086.38x = 7,020.48 × 2,963.64
  4. Step 4: Simplify right side
    5,086.38x = 20,806,175.35
  5. Step 5: Solve for x
    x = 20,806,175.35/5,086.38
  6. Step 6: Final answer
    x = 4,090.57

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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.