Home / 3,575.77-5,366.87-1,821.94

Finding the Fourth Proportional to 3,575.77, 5,366.87 and 1,821.94

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Solution

The fourth proportional to 3,575.77, 5,366.87 and 1,821.94 is: 2,734.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.77 : 5,366.87 = 1,821.94 : x
  2. Step 2: Convert to fraction form
    3,575.77/5,366.87 = 1,821.94/x
  3. Step 3: Cross multiply
    3,575.77x = 5,366.87 × 1,821.94
  4. Step 4: Simplify right side
    3,575.77x = 9,778,115.13
  5. Step 5: Solve for x
    x = 9,778,115.13/3,575.77
  6. Step 6: Final answer
    x = 2,734.55

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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.