Home / 3,791.09-5,686.58-1,482.57

Finding the Fourth Proportional to 3,791.09, 5,686.58 and 1,482.57

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Solution

The fourth proportional to 3,791.09, 5,686.58 and 1,482.57 is: 2,223.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.09 : 5,686.58 = 1,482.57 : x
  2. Step 2: Convert to fraction form
    3,791.09/5,686.58 = 1,482.57/x
  3. Step 3: Cross multiply
    3,791.09x = 5,686.58 × 1,482.57
  4. Step 4: Simplify right side
    3,791.09x = 8,430,752.91
  5. Step 5: Solve for x
    x = 8,430,752.91/3,791.09
  6. Step 6: Final answer
    x = 2,223.83

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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.