Home / 4,135.52-5,704.73-2,620.30

Finding the Fourth Proportional to 4,135.52, 5,704.73 and 2,620.30

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Solution

The fourth proportional to 4,135.52, 5,704.73 and 2,620.30 is: 3,614.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.52 : 5,704.73 = 2,620.30 : x
  2. Step 2: Convert to fraction form
    4,135.52/5,704.73 = 2,620.30/x
  3. Step 3: Cross multiply
    4,135.52x = 5,704.73 × 2,620.30
  4. Step 4: Simplify right side
    4,135.52x = 14,948,097.18
  5. Step 5: Solve for x
    x = 14,948,097.18/4,135.52
  6. Step 6: Final answer
    x = 3,614.56

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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.