Home / 4,640.20-6,961.90-2,042.76

Finding the Fourth Proportional to 4,640.20, 6,961.90 and 2,042.76

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Solution

The fourth proportional to 4,640.20, 6,961.90 and 2,042.76 is: 3,064.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,640.20 : 6,961.90 = 2,042.76 : x
  2. Step 2: Convert to fraction form
    4,640.20/6,961.90 = 2,042.76/x
  3. Step 3: Cross multiply
    4,640.20x = 6,961.90 × 2,042.76
  4. Step 4: Simplify right side
    4,640.20x = 14,221,490.84
  5. Step 5: Solve for x
    x = 14,221,490.84/4,640.20
  6. Step 6: Final answer
    x = 3,064.84

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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.