Home / 3,343.21-4,610.04-2,817.88

Finding the Fourth Proportional to 3,343.21, 4,610.04 and 2,817.88

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Solution

The fourth proportional to 3,343.21, 4,610.04 and 2,817.88 is: 3,885.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.21 : 4,610.04 = 2,817.88 : x
  2. Step 2: Convert to fraction form
    3,343.21/4,610.04 = 2,817.88/x
  3. Step 3: Cross multiply
    3,343.21x = 4,610.04 × 2,817.88
  4. Step 4: Simplify right side
    3,343.21x = 12,990,559.21
  5. Step 5: Solve for x
    x = 12,990,559.21/3,343.21
  6. Step 6: Final answer
    x = 3,885.66

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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.