Home / 2,207.40-3,311.66-1,037.17

Finding the Fourth Proportional to 2,207.40, 3,311.66 and 1,037.17

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Solution

The fourth proportional to 2,207.40, 3,311.66 and 1,037.17 is: 1,556.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.40 : 3,311.66 = 1,037.17 : x
  2. Step 2: Convert to fraction form
    2,207.40/3,311.66 = 1,037.17/x
  3. Step 3: Cross multiply
    2,207.40x = 3,311.66 × 1,037.17
  4. Step 4: Simplify right side
    2,207.40x = 3,434,754.40
  5. Step 5: Solve for x
    x = 3,434,754.40/2,207.40
  6. Step 6: Final answer
    x = 1,556.02

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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.