Home / 1,745.91-2,611.85-1,505.43

Finding the Fourth Proportional to 1,745.91, 2,611.85 and 1,505.43

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Solution

The fourth proportional to 1,745.91, 2,611.85 and 1,505.43 is: 2,252.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.91 : 2,611.85 = 1,505.43 : x
  2. Step 2: Convert to fraction form
    1,745.91/2,611.85 = 1,505.43/x
  3. Step 3: Cross multiply
    1,745.91x = 2,611.85 × 1,505.43
  4. Step 4: Simplify right side
    1,745.91x = 3,931,949.82
  5. Step 5: Solve for x
    x = 3,931,949.82/1,745.91
  6. Step 6: Final answer
    x = 2,252.09

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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.