Home / 5,747.82-8,621.93-2,238.09

Finding the Fourth Proportional to 5,747.82, 8,621.93 and 2,238.09

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Solution

The fourth proportional to 5,747.82, 8,621.93 and 2,238.09 is: 3,357.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.82 : 8,621.93 = 2,238.09 : x
  2. Step 2: Convert to fraction form
    5,747.82/8,621.93 = 2,238.09/x
  3. Step 3: Cross multiply
    5,747.82x = 8,621.93 × 2,238.09
  4. Step 4: Simplify right side
    5,747.82x = 19,296,655.31
  5. Step 5: Solve for x
    x = 19,296,655.31/5,747.82
  6. Step 6: Final answer
    x = 3,357.21

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1.5x scale

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.