Home / 5,690.00-8,538.83-1,992.26

Finding the Fourth Proportional to 5,690.00, 8,538.83 and 1,992.26

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Solution

The fourth proportional to 5,690.00, 8,538.83 and 1,992.26 is: 2,989.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.00 : 8,538.83 = 1,992.26 : x
  2. Step 2: Convert to fraction form
    5,690.00/8,538.83 = 1,992.26/x
  3. Step 3: Cross multiply
    5,690.00x = 8,538.83 × 1,992.26
  4. Step 4: Simplify right side
    5,690.00x = 17,011,516.80
  5. Step 5: Solve for x
    x = 17,011,516.80/5,690.00
  6. Step 6: Final answer
    x = 2,989.72

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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.