Home / 5,911.68-8,868.48-1,752.09

Finding the Fourth Proportional to 5,911.68, 8,868.48 and 1,752.09

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Solution

The fourth proportional to 5,911.68, 8,868.48 and 1,752.09 is: 2,628.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.68 : 8,868.48 = 1,752.09 : x
  2. Step 2: Convert to fraction form
    5,911.68/8,868.48 = 1,752.09/x
  3. Step 3: Cross multiply
    5,911.68x = 8,868.48 × 1,752.09
  4. Step 4: Simplify right side
    5,911.68x = 15,538,375.12
  5. Step 5: Solve for x
    x = 15,538,375.12/5,911.68
  6. Step 6: Final answer
    x = 2,628.42

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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.