Home / 4,839.64-6,679.38-2,951.02

Finding the Fourth Proportional to 4,839.64, 6,679.38 and 2,951.02

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Solution

The fourth proportional to 4,839.64, 6,679.38 and 2,951.02 is: 4,072.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.64 : 6,679.38 = 2,951.02 : x
  2. Step 2: Convert to fraction form
    4,839.64/6,679.38 = 2,951.02/x
  3. Step 3: Cross multiply
    4,839.64x = 6,679.38 × 2,951.02
  4. Step 4: Simplify right side
    4,839.64x = 19,710,983.97
  5. Step 5: Solve for x
    x = 19,710,983.97/4,839.64
  6. Step 6: Final answer
    x = 4,072.82

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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.