Home / 3,729.29-5,146.31-2,050.70

Finding the Fourth Proportional to 3,729.29, 5,146.31 and 2,050.70

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Solution

The fourth proportional to 3,729.29, 5,146.31 and 2,050.70 is: 2,829.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.29 : 5,146.31 = 2,050.70 : x
  2. Step 2: Convert to fraction form
    3,729.29/5,146.31 = 2,050.70/x
  3. Step 3: Cross multiply
    3,729.29x = 5,146.31 × 2,050.70
  4. Step 4: Simplify right side
    3,729.29x = 10,553,537.92
  5. Step 5: Solve for x
    x = 10,553,537.92/3,729.29
  6. Step 6: Final answer
    x = 2,829.91

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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.