Home / 3,150.54-4,729.24-1,835.72

Finding the Fourth Proportional to 3,150.54, 4,729.24 and 1,835.72

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Solution

The fourth proportional to 3,150.54, 4,729.24 and 1,835.72 is: 2,755.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.54 : 4,729.24 = 1,835.72 : x
  2. Step 2: Convert to fraction form
    3,150.54/4,729.24 = 1,835.72/x
  3. Step 3: Cross multiply
    3,150.54x = 4,729.24 × 1,835.72
  4. Step 4: Simplify right side
    3,150.54x = 8,681,560.45
  5. Step 5: Solve for x
    x = 8,681,560.45/3,150.54
  6. Step 6: Final answer
    x = 2,755.58

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1.5x scale

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.