Home / 3,756.83-5,633.80-1,291.19

Finding the Fourth Proportional to 3,756.83, 5,633.80 and 1,291.19

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Solution

The fourth proportional to 3,756.83, 5,633.80 and 1,291.19 is: 1,936.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.83 : 5,633.80 = 1,291.19 : x
  2. Step 2: Convert to fraction form
    3,756.83/5,633.80 = 1,291.19/x
  3. Step 3: Cross multiply
    3,756.83x = 5,633.80 × 1,291.19
  4. Step 4: Simplify right side
    3,756.83x = 7,274,306.22
  5. Step 5: Solve for x
    x = 7,274,306.22/3,756.83
  6. Step 6: Final answer
    x = 1,936.29

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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.