Home / 5,200.64-7,177.38-2,963.06

Finding the Fourth Proportional to 5,200.64, 7,177.38 and 2,963.06

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Solution

The fourth proportional to 5,200.64, 7,177.38 and 2,963.06 is: 4,089.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200.64 : 7,177.38 = 2,963.06 : x
  2. Step 2: Convert to fraction form
    5,200.64/7,177.38 = 2,963.06/x
  3. Step 3: Cross multiply
    5,200.64x = 7,177.38 × 2,963.06
  4. Step 4: Simplify right side
    5,200.64x = 21,267,007.58
  5. Step 5: Solve for x
    x = 21,267,007.58/5,200.64
  6. Step 6: Final answer
    x = 4,089.31

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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.