Home / 3,741.12-5,611.62-1,792.80

Finding the Fourth Proportional to 3,741.12, 5,611.62 and 1,792.80

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Solution

The fourth proportional to 3,741.12, 5,611.62 and 1,792.80 is: 2,689.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.12 : 5,611.62 = 1,792.80 : x
  2. Step 2: Convert to fraction form
    3,741.12/5,611.62 = 1,792.80/x
  3. Step 3: Cross multiply
    3,741.12x = 5,611.62 × 1,792.80
  4. Step 4: Simplify right side
    3,741.12x = 10,060,512.34
  5. Step 5: Solve for x
    x = 10,060,512.34/3,741.12
  6. Step 6: Final answer
    x = 2,689.17

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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.