Home / 5,184.88-7,778.22-2,411.02

Finding the Fourth Proportional to 5,184.88, 7,778.22 and 2,411.02

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Solution

The fourth proportional to 5,184.88, 7,778.22 and 2,411.02 is: 3,616.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.88 : 7,778.22 = 2,411.02 : x
  2. Step 2: Convert to fraction form
    5,184.88/7,778.22 = 2,411.02/x
  3. Step 3: Cross multiply
    5,184.88x = 7,778.22 × 2,411.02
  4. Step 4: Simplify right side
    5,184.88x = 18,753,443.98
  5. Step 5: Solve for x
    x = 18,753,443.98/5,184.88
  6. Step 6: Final answer
    x = 3,616.95

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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.