Home / 5,519.08-7,616.20-3,001.12

Finding the Fourth Proportional to 5,519.08, 7,616.20 and 3,001.12

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Solution

The fourth proportional to 5,519.08, 7,616.20 and 3,001.12 is: 4,141.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.08 : 7,616.20 = 3,001.12 : x
  2. Step 2: Convert to fraction form
    5,519.08/7,616.20 = 3,001.12/x
  3. Step 3: Cross multiply
    5,519.08x = 7,616.20 × 3,001.12
  4. Step 4: Simplify right side
    5,519.08x = 22,857,130.14
  5. Step 5: Solve for x
    x = 22,857,130.14/5,519.08
  6. Step 6: Final answer
    x = 4,141.47

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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.