Home / 5,029.29-6,940.18-2,791.16

Finding the Fourth Proportional to 5,029.29, 6,940.18 and 2,791.16

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Solution

The fourth proportional to 5,029.29, 6,940.18 and 2,791.16 is: 3,851.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,029.29 : 6,940.18 = 2,791.16 : x
  2. Step 2: Convert to fraction form
    5,029.29/6,940.18 = 2,791.16/x
  3. Step 3: Cross multiply
    5,029.29x = 6,940.18 × 2,791.16
  4. Step 4: Simplify right side
    5,029.29x = 19,371,147.62
  5. Step 5: Solve for x
    x = 19,371,147.62/5,029.29
  6. Step 6: Final answer
    x = 3,851.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.