Home / 2,649.03-3,660.42-1,901.67

Finding the Fourth Proportional to 2,649.03, 3,660.42 and 1,901.67

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Solution

The fourth proportional to 2,649.03, 3,660.42 and 1,901.67 is: 2,627.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649.03 : 3,660.42 = 1,901.67 : x
  2. Step 2: Convert to fraction form
    2,649.03/3,660.42 = 1,901.67/x
  3. Step 3: Cross multiply
    2,649.03x = 3,660.42 × 1,901.67
  4. Step 4: Simplify right side
    2,649.03x = 6,960,910.90
  5. Step 5: Solve for x
    x = 6,960,910.90/2,649.03
  6. Step 6: Final answer
    x = 2,627.72

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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.