Home / 3,518.50-5,273.95-2,286.79

Finding the Fourth Proportional to 3,518.50, 5,273.95 and 2,286.79

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Solution

The fourth proportional to 3,518.50, 5,273.95 and 2,286.79 is: 3,427.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.50 : 5,273.95 = 2,286.79 : x
  2. Step 2: Convert to fraction form
    3,518.50/5,273.95 = 2,286.79/x
  3. Step 3: Cross multiply
    3,518.50x = 5,273.95 × 2,286.79
  4. Step 4: Simplify right side
    3,518.50x = 12,060,416.12
  5. Step 5: Solve for x
    x = 12,060,416.12/3,518.50
  6. Step 6: Final answer
    x = 3,427.72

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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.