Home / 3,309.50-4,569.25-2,051.90

Finding the Fourth Proportional to 3,309.50, 4,569.25 and 2,051.90

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Solution

The fourth proportional to 3,309.50, 4,569.25 and 2,051.90 is: 2,832.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309.50 : 4,569.25 = 2,051.90 : x
  2. Step 2: Convert to fraction form
    3,309.50/4,569.25 = 2,051.90/x
  3. Step 3: Cross multiply
    3,309.50x = 4,569.25 × 2,051.90
  4. Step 4: Simplify right side
    3,309.50x = 9,375,626.36
  5. Step 5: Solve for x
    x = 9,375,626.36/3,309.50
  6. Step 6: Final answer
    x = 2,832.94

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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.