Home / 7,174.92-10,763.06-2,792.72

Finding the Fourth Proportional to 7,174.92, 10,763.06 and 2,792.72

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Solution

The fourth proportional to 7,174.92, 10,763.06 and 2,792.72 is: 4,189.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,174.92 : 10,763.06 = 2,792.72 : x
  2. Step 2: Convert to fraction form
    7,174.92/10,763.06 = 2,792.72/x
  3. Step 3: Cross multiply
    7,174.92x = 10,763.06 × 2,792.72
  4. Step 4: Simplify right side
    7,174.92x = 30,058,212.92
  5. Step 5: Solve for x
    x = 30,058,212.92/7,174.92
  6. Step 6: Final answer
    x = 4,189.34

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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.