Home / 3,729.40-5,146.52-2,050.88

Finding the Fourth Proportional to 3,729.40, 5,146.52 and 2,050.88

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Solution

The fourth proportional to 3,729.40, 5,146.52 and 2,050.88 is: 2,830.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.40 : 5,146.52 = 2,050.88 : x
  2. Step 2: Convert to fraction form
    3,729.40/5,146.52 = 2,050.88/x
  3. Step 3: Cross multiply
    3,729.40x = 5,146.52 × 2,050.88
  4. Step 4: Simplify right side
    3,729.40x = 10,554,894.94
  5. Step 5: Solve for x
    x = 10,554,894.94/3,729.40
  6. Step 6: Final answer
    x = 2,830.19

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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.