Home / 6,671.40-10,007.09-2,721.79

Finding the Fourth Proportional to 6,671.40, 10,007.09 and 2,721.79

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Solution

The fourth proportional to 6,671.40, 10,007.09 and 2,721.79 is: 4,082.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671.40 : 10,007.09 = 2,721.79 : x
  2. Step 2: Convert to fraction form
    6,671.40/10,007.09 = 2,721.79/x
  3. Step 3: Cross multiply
    6,671.40x = 10,007.09 × 2,721.79
  4. Step 4: Simplify right side
    6,671.40x = 27,237,197.49
  5. Step 5: Solve for x
    x = 27,237,197.49/6,671.40
  6. Step 6: Final answer
    x = 4,082.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.