Home / 3,518.20-5,273.34-2,699.92

Finding the Fourth Proportional to 3,518.20, 5,273.34 and 2,699.92

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Solution

The fourth proportional to 3,518.20, 5,273.34 and 2,699.92 is: 4,046.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.20 : 5,273.34 = 2,699.92 : x
  2. Step 2: Convert to fraction form
    3,518.20/5,273.34 = 2,699.92/x
  3. Step 3: Cross multiply
    3,518.20x = 5,273.34 × 2,699.92
  4. Step 4: Simplify right side
    3,518.20x = 14,237,596.13
  5. Step 5: Solve for x
    x = 14,237,596.13/3,518.20
  6. Step 6: Final answer
    x = 4,046.84

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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.