Home / 3,274.23-4,910.80-1,519.16

Finding the Fourth Proportional to 3,274.23, 4,910.80 and 1,519.16

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Solution

The fourth proportional to 3,274.23, 4,910.80 and 1,519.16 is: 2,278.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.23 : 4,910.80 = 1,519.16 : x
  2. Step 2: Convert to fraction form
    3,274.23/4,910.80 = 1,519.16/x
  3. Step 3: Cross multiply
    3,274.23x = 4,910.80 × 1,519.16
  4. Step 4: Simplify right side
    3,274.23x = 7,460,290.93
  5. Step 5: Solve for x
    x = 7,460,290.93/3,274.23
  6. Step 6: Final answer
    x = 2,278.49

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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.