Home / 5,519.48-7,616.97-3,001.64

Finding the Fourth Proportional to 5,519.48, 7,616.97 and 3,001.64

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Solution

The fourth proportional to 5,519.48, 7,616.97 and 3,001.64 is: 4,142.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.48 : 7,616.97 = 3,001.64 : x
  2. Step 2: Convert to fraction form
    5,519.48/7,616.97 = 3,001.64/x
  3. Step 3: Cross multiply
    5,519.48x = 7,616.97 × 3,001.64
  4. Step 4: Simplify right side
    5,519.48x = 22,863,348.74
  5. Step 5: Solve for x
    x = 22,863,348.74/5,519.48
  6. Step 6: Final answer
    x = 4,142.30

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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.