Home / 3,390.70-5,095.89-2,243.74

Finding the Fourth Proportional to 3,390.70, 5,095.89 and 2,243.74

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Solution

The fourth proportional to 3,390.70, 5,095.89 and 2,243.74 is: 3,372.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390.70 : 5,095.89 = 2,243.74 : x
  2. Step 2: Convert to fraction form
    3,390.70/5,095.89 = 2,243.74/x
  3. Step 3: Cross multiply
    3,390.70x = 5,095.89 × 2,243.74
  4. Step 4: Simplify right side
    3,390.70x = 11,433,852.23
  5. Step 5: Solve for x
    x = 11,433,852.23/3,390.70
  6. Step 6: Final answer
    x = 3,372.12

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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.