Home / 4,948.13-6,828.09-2,958.71

Finding the Fourth Proportional to 4,948.13, 6,828.09 and 2,958.71

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Solution

The fourth proportional to 4,948.13, 6,828.09 and 2,958.71 is: 4,082.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.13 : 6,828.09 = 2,958.71 : x
  2. Step 2: Convert to fraction form
    4,948.13/6,828.09 = 2,958.71/x
  3. Step 3: Cross multiply
    4,948.13x = 6,828.09 × 2,958.71
  4. Step 4: Simplify right side
    4,948.13x = 20,202,304.02
  5. Step 5: Solve for x
    x = 20,202,304.02/4,948.13
  6. Step 6: Final answer
    x = 4,082.82

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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.