Home / 7,202.58-10,805.49-3,308.10

Finding the Fourth Proportional to 7,202.58, 10,805.49 and 3,308.10

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Solution

The fourth proportional to 7,202.58, 10,805.49 and 3,308.10 is: 4,962.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202.58 : 10,805.49 = 3,308.10 : x
  2. Step 2: Convert to fraction form
    7,202.58/10,805.49 = 3,308.10/x
  3. Step 3: Cross multiply
    7,202.58x = 10,805.49 × 3,308.10
  4. Step 4: Simplify right side
    7,202.58x = 35,745,641.47
  5. Step 5: Solve for x
    x = 35,745,641.47/7,202.58
  6. Step 6: Final answer
    x = 4,962.89

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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.