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Finding the Fourth Proportional to 2,615.16, 3,924.08 and 1,738.27

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Solution

The fourth proportional to 2,615.16, 3,924.08 and 1,738.27 is: 2,608.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615.16 : 3,924.08 = 1,738.27 : x
  2. Step 2: Convert to fraction form
    2,615.16/3,924.08 = 1,738.27/x
  3. Step 3: Cross multiply
    2,615.16x = 3,924.08 × 1,738.27
  4. Step 4: Simplify right side
    2,615.16x = 6,821,110.54
  5. Step 5: Solve for x
    x = 6,821,110.54/2,615.16
  6. Step 6: Final answer
    x = 2,608.30

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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.