Home / 3,729.24-5,146.46-2,050.80

Finding the Fourth Proportional to 3,729.24, 5,146.46 and 2,050.80

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Solution

The fourth proportional to 3,729.24, 5,146.46 and 2,050.80 is: 2,830.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729.24 : 5,146.46 = 2,050.80 : x
  2. Step 2: Convert to fraction form
    3,729.24/5,146.46 = 2,050.80/x
  3. Step 3: Cross multiply
    3,729.24x = 5,146.46 × 2,050.80
  4. Step 4: Simplify right side
    3,729.24x = 10,554,360.17
  5. Step 5: Solve for x
    x = 10,554,360.17/3,729.24
  6. Step 6: Final answer
    x = 2,830.16

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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.