Home / 3,738.90-5,160.08-2,060.47

Finding the Fourth Proportional to 3,738.90, 5,160.08 and 2,060.47

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Solution

The fourth proportional to 3,738.90, 5,160.08 and 2,060.47 is: 2,843.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.90 : 5,160.08 = 2,060.47 : x
  2. Step 2: Convert to fraction form
    3,738.90/5,160.08 = 2,060.47/x
  3. Step 3: Cross multiply
    3,738.90x = 5,160.08 × 2,060.47
  4. Step 4: Simplify right side
    3,738.90x = 10,632,190.04
  5. Step 5: Solve for x
    x = 10,632,190.04/3,738.90
  6. Step 6: Final answer
    x = 2,843.67

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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.