Home / 2,207.06-3,308.97-1,053.62

Finding the Fourth Proportional to 2,207.06, 3,308.97 and 1,053.62

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Solution

The fourth proportional to 2,207.06, 3,308.97 and 1,053.62 is: 1,579.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.06 : 3,308.97 = 1,053.62 : x
  2. Step 2: Convert to fraction form
    2,207.06/3,308.97 = 1,053.62/x
  3. Step 3: Cross multiply
    2,207.06x = 3,308.97 × 1,053.62
  4. Step 4: Simplify right side
    2,207.06x = 3,486,396.97
  5. Step 5: Solve for x
    x = 3,486,396.97/2,207.06
  6. Step 6: Final answer
    x = 1,579.66

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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.