Home / 5,561.64-8,343.45-3,367.80

Finding the Fourth Proportional to 5,561.64, 8,343.45 and 3,367.80

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Solution

The fourth proportional to 5,561.64, 8,343.45 and 3,367.80 is: 5,052.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.64 : 8,343.45 = 3,367.80 : x
  2. Step 2: Convert to fraction form
    5,561.64/8,343.45 = 3,367.80/x
  3. Step 3: Cross multiply
    5,561.64x = 8,343.45 × 3,367.80
  4. Step 4: Simplify right side
    5,561.64x = 28,099,070.91
  5. Step 5: Solve for x
    x = 28,099,070.91/5,561.64
  6. Step 6: Final answer
    x = 5,052.30

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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.