Home / 3,306.68-4,563.06-1,909.88

Finding the Fourth Proportional to 3,306.68, 4,563.06 and 1,909.88

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Solution

The fourth proportional to 3,306.68, 4,563.06 and 1,909.88 is: 2,635.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.68 : 4,563.06 = 1,909.88 : x
  2. Step 2: Convert to fraction form
    3,306.68/4,563.06 = 1,909.88/x
  3. Step 3: Cross multiply
    3,306.68x = 4,563.06 × 1,909.88
  4. Step 4: Simplify right side
    3,306.68x = 8,714,897.03
  5. Step 5: Solve for x
    x = 8,714,897.03/3,306.68
  6. Step 6: Final answer
    x = 2,635.54

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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.