Home / 5,736.29-7,917.76-3,747.16

Finding the Fourth Proportional to 5,736.29, 7,917.76 and 3,747.16

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Solution

The fourth proportional to 5,736.29, 7,917.76 and 3,747.16 is: 5,172.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,736.29 : 7,917.76 = 3,747.16 : x
  2. Step 2: Convert to fraction form
    5,736.29/7,917.76 = 3,747.16/x
  3. Step 3: Cross multiply
    5,736.29x = 7,917.76 × 3,747.16
  4. Step 4: Simplify right side
    5,736.29x = 29,669,113.56
  5. Step 5: Solve for x
    x = 29,669,113.56/5,736.29
  6. Step 6: Final answer
    x = 5,172.18

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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.