Home / 2,672.53-3,685.25-1,834.45

Finding the Fourth Proportional to 2,672.53, 3,685.25 and 1,834.45

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Solution

The fourth proportional to 2,672.53, 3,685.25 and 1,834.45 is: 2,529.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672.53 : 3,685.25 = 1,834.45 : x
  2. Step 2: Convert to fraction form
    2,672.53/3,685.25 = 1,834.45/x
  3. Step 3: Cross multiply
    2,672.53x = 3,685.25 × 1,834.45
  4. Step 4: Simplify right side
    2,672.53x = 6,760,391.92
  5. Step 5: Solve for x
    x = 6,760,391.92/2,672.53
  6. Step 6: Final answer
    x = 2,529.59

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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.