Home / 3,175.84-4,756.20-1,873.36

Finding the Fourth Proportional to 3,175.84, 4,756.20 and 1,873.36

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Solution

The fourth proportional to 3,175.84, 4,756.20 and 1,873.36 is: 2,805.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.84 : 4,756.20 = 1,873.36 : x
  2. Step 2: Convert to fraction form
    3,175.84/4,756.20 = 1,873.36/x
  3. Step 3: Cross multiply
    3,175.84x = 4,756.20 × 1,873.36
  4. Step 4: Simplify right side
    3,175.84x = 8,910,074.83
  5. Step 5: Solve for x
    x = 8,910,074.83/3,175.84
  6. Step 6: Final answer
    x = 2,805.58

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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.