Home / 2,741.07-4,111.71-892.14

Finding the Fourth Proportional to 2,741.07, 4,111.71 and 892.14

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Solution

The fourth proportional to 2,741.07, 4,111.71 and 892.14 is: 1,338.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.07 : 4,111.71 = 892.14 : x
  2. Step 2: Convert to fraction form
    2,741.07/4,111.71 = 892.14/x
  3. Step 3: Cross multiply
    2,741.07x = 4,111.71 × 892.14
  4. Step 4: Simplify right side
    2,741.07x = 3,668,220.96
  5. Step 5: Solve for x
    x = 3,668,220.96/2,741.07
  6. Step 6: Final answer
    x = 1,338.24

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1.5x scale

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.