Home / 3,218.58-4,442.22-2,336.95

Finding the Fourth Proportional to 3,218.58, 4,442.22 and 2,336.95

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Solution

The fourth proportional to 3,218.58, 4,442.22 and 2,336.95 is: 3,225.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218.58 : 4,442.22 = 2,336.95 : x
  2. Step 2: Convert to fraction form
    3,218.58/4,442.22 = 2,336.95/x
  3. Step 3: Cross multiply
    3,218.58x = 4,442.22 × 2,336.95
  4. Step 4: Simplify right side
    3,218.58x = 10,381,226.16
  5. Step 5: Solve for x
    x = 10,381,226.16/3,218.58
  6. Step 6: Final answer
    x = 3,225.41

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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.