Home / 4,957.12-6,838.57-3,963.79

Finding the Fourth Proportional to 4,957.12, 6,838.57 and 3,963.79

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Solution

The fourth proportional to 4,957.12, 6,838.57 and 3,963.79 is: 5,468.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.12 : 6,838.57 = 3,963.79 : x
  2. Step 2: Convert to fraction form
    4,957.12/6,838.57 = 3,963.79/x
  3. Step 3: Cross multiply
    4,957.12x = 6,838.57 × 3,963.79
  4. Step 4: Simplify right side
    4,957.12x = 27,106,655.38
  5. Step 5: Solve for x
    x = 27,106,655.38/4,957.12
  6. Step 6: Final answer
    x = 5,468.23

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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.