Home / 1,741.44-2,613.11-1,155

Finding the Fourth Proportional to 1,741.44, 2,613.11 and 1,155

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Solution

The fourth proportional to 1,741.44, 2,613.11 and 1,155 is: 1,733.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741.44 : 2,613.11 = 1,155 : x
  2. Step 2: Convert to fraction form
    1,741.44/2,613.11 = 1,155/x
  3. Step 3: Cross multiply
    1,741.44x = 2,613.11 × 1,155
  4. Step 4: Simplify right side
    1,741.44x = 3,018,136.28
  5. Step 5: Solve for x
    x = 3,018,136.28/1,741.44
  6. Step 6: Final answer
    x = 1,733.13

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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.