Home / 5,704.59-8,557.17-1,808.64

Finding the Fourth Proportional to 5,704.59, 8,557.17 and 1,808.64

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Solution

The fourth proportional to 5,704.59, 8,557.17 and 1,808.64 is: 2,713.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,704.59 : 8,557.17 = 1,808.64 : x
  2. Step 2: Convert to fraction form
    5,704.59/8,557.17 = 1,808.64/x
  3. Step 3: Cross multiply
    5,704.59x = 8,557.17 × 1,808.64
  4. Step 4: Simplify right side
    5,704.59x = 15,476,839.95
  5. Step 5: Solve for x
    x = 15,476,839.95/5,704.59
  6. Step 6: Final answer
    x = 2,713.05

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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.