Home / 3,006.50-4,149.33-1,764.50

Finding the Fourth Proportional to 3,006.50, 4,149.33 and 1,764.50

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Solution

The fourth proportional to 3,006.50, 4,149.33 and 1,764.50 is: 2,435.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.50 : 4,149.33 = 1,764.50 : x
  2. Step 2: Convert to fraction form
    3,006.50/4,149.33 = 1,764.50/x
  3. Step 3: Cross multiply
    3,006.50x = 4,149.33 × 1,764.50
  4. Step 4: Simplify right side
    3,006.50x = 7,321,492.79
  5. Step 5: Solve for x
    x = 7,321,492.79/3,006.50
  6. Step 6: Final answer
    x = 2,435.22

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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.