Home / 5,519.02-7,616.68-3,161.92

Finding the Fourth Proportional to 5,519.02, 7,616.68 and 3,161.92

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Solution

The fourth proportional to 5,519.02, 7,616.68 and 3,161.92 is: 4,363.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.02 : 7,616.68 = 3,161.92 : x
  2. Step 2: Convert to fraction form
    5,519.02/7,616.68 = 3,161.92/x
  3. Step 3: Cross multiply
    5,519.02x = 7,616.68 × 3,161.92
  4. Step 4: Simplify right side
    5,519.02x = 24,083,332.83
  5. Step 5: Solve for x
    x = 24,083,332.83/5,519.02
  6. Step 6: Final answer
    x = 4,363.70

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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.