Home / 5,519.49-7,616.76-3,001.55

Finding the Fourth Proportional to 5,519.49, 7,616.76 and 3,001.55

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Solution

The fourth proportional to 5,519.49, 7,616.76 and 3,001.55 is: 4,142.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.49 : 7,616.76 = 3,001.55 : x
  2. Step 2: Convert to fraction form
    5,519.49/7,616.76 = 3,001.55/x
  3. Step 3: Cross multiply
    5,519.49x = 7,616.76 × 3,001.55
  4. Step 4: Simplify right side
    5,519.49x = 22,862,085.98
  5. Step 5: Solve for x
    x = 22,862,085.98/5,519.49
  6. Step 6: Final answer
    x = 4,142.06

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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.