Home / 3,790.39-5,675.09-1,937.52

Finding the Fourth Proportional to 3,790.39, 5,675.09 and 1,937.52

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Solution

The fourth proportional to 3,790.39, 5,675.09 and 1,937.52 is: 2,900.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,790.39 : 5,675.09 = 1,937.52 : x
  2. Step 2: Convert to fraction form
    3,790.39/5,675.09 = 1,937.52/x
  3. Step 3: Cross multiply
    3,790.39x = 5,675.09 × 1,937.52
  4. Step 4: Simplify right side
    3,790.39x = 10,995,562.31
  5. Step 5: Solve for x
    x = 10,995,562.31/3,790.39
  6. Step 6: Final answer
    x = 2,900.91

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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.