Home / 5,725.82-7,900.44-3,207.53

Finding the Fourth Proportional to 5,725.82, 7,900.44 and 3,207.53

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Solution

The fourth proportional to 5,725.82, 7,900.44 and 3,207.53 is: 4,425.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.82 : 7,900.44 = 3,207.53 : x
  2. Step 2: Convert to fraction form
    5,725.82/7,900.44 = 3,207.53/x
  3. Step 3: Cross multiply
    5,725.82x = 7,900.44 × 3,207.53
  4. Step 4: Simplify right side
    5,725.82x = 25,340,898.31
  5. Step 5: Solve for x
    x = 25,340,898.31/5,725.82
  6. Step 6: Final answer
    x = 4,425.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.