Home / 4,935.94-6,812.58-3,142.24

Finding the Fourth Proportional to 4,935.94, 6,812.58 and 3,142.24

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Solution

The fourth proportional to 4,935.94, 6,812.58 and 3,142.24 is: 4,336.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,935.94 : 6,812.58 = 3,142.24 : x
  2. Step 2: Convert to fraction form
    4,935.94/6,812.58 = 3,142.24/x
  3. Step 3: Cross multiply
    4,935.94x = 6,812.58 × 3,142.24
  4. Step 4: Simplify right side
    4,935.94x = 21,406,761.38
  5. Step 5: Solve for x
    x = 21,406,761.38/4,935.94
  6. Step 6: Final answer
    x = 4,336.92

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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.