Home / 2,218.44-3,323.61-1,670.88

Finding the Fourth Proportional to 2,218.44, 3,323.61 and 1,670.88

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Solution

The fourth proportional to 2,218.44, 3,323.61 and 1,670.88 is: 2,503.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218.44 : 3,323.61 = 1,670.88 : x
  2. Step 2: Convert to fraction form
    2,218.44/3,323.61 = 1,670.88/x
  3. Step 3: Cross multiply
    2,218.44x = 3,323.61 × 1,670.88
  4. Step 4: Simplify right side
    2,218.44x = 5,553,353.48
  5. Step 5: Solve for x
    x = 5,553,353.48/2,218.44
  6. Step 6: Final answer
    x = 2,503.27

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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.