Home / 1,741.15-2,611.79-508.53

Finding the Fourth Proportional to 1,741.15, 2,611.79 and 508.53

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Solution

The fourth proportional to 1,741.15, 2,611.79 and 508.53 is: 762.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.15 : 2,611.79 = 508.53 : x
  2. Step 2: Convert to fraction form
    1,741.15/2,611.79 = 508.53/x
  3. Step 3: Cross multiply
    1,741.15x = 2,611.79 × 508.53
  4. Step 4: Simplify right side
    1,741.15x = 1,328,170.90
  5. Step 5: Solve for x
    x = 1,328,170.90/1,741.15
  6. Step 6: Final answer
    x = 762.81

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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.