Home / 2,506.16-3,761.39-1,685.43

Finding the Fourth Proportional to 2,506.16, 3,761.39 and 1,685.43

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Solution

The fourth proportional to 2,506.16, 3,761.39 and 1,685.43 is: 2,529.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506.16 : 3,761.39 = 1,685.43 : x
  2. Step 2: Convert to fraction form
    2,506.16/3,761.39 = 1,685.43/x
  3. Step 3: Cross multiply
    2,506.16x = 3,761.39 × 1,685.43
  4. Step 4: Simplify right side
    2,506.16x = 6,339,559.55
  5. Step 5: Solve for x
    x = 6,339,559.55/2,506.16
  6. Step 6: Final answer
    x = 2,529.59

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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.