Home / 1,741.72-2,611.36-1,156.92

Finding the Fourth Proportional to 1,741.72, 2,611.36 and 1,156.92

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Solution

The fourth proportional to 1,741.72, 2,611.36 and 1,156.92 is: 1,734.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.72 : 2,611.36 = 1,156.92 : x
  2. Step 2: Convert to fraction form
    1,741.72/2,611.36 = 1,156.92/x
  3. Step 3: Cross multiply
    1,741.72x = 2,611.36 × 1,156.92
  4. Step 4: Simplify right side
    1,741.72x = 3,021,134.61
  5. Step 5: Solve for x
    x = 3,021,134.61/1,741.72
  6. Step 6: Final answer
    x = 1,734.57

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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.