Home / 2,506.09-3,752.20-1,629.61

Finding the Fourth Proportional to 2,506.09, 3,752.20 and 1,629.61

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Solution

The fourth proportional to 2,506.09, 3,752.20 and 1,629.61 is: 2,439.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506.09 : 3,752.20 = 1,629.61 : x
  2. Step 2: Convert to fraction form
    2,506.09/3,752.20 = 1,629.61/x
  3. Step 3: Cross multiply
    2,506.09x = 3,752.20 × 1,629.61
  4. Step 4: Simplify right side
    2,506.09x = 6,114,622.64
  5. Step 5: Solve for x
    x = 6,114,622.64/2,506.09
  6. Step 6: Final answer
    x = 2,439.91

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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.