Home / 5,539.56-8,312.58-2,251.98

Finding the Fourth Proportional to 5,539.56, 8,312.58 and 2,251.98

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Solution

The fourth proportional to 5,539.56, 8,312.58 and 2,251.98 is: 3,379.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.56 : 8,312.58 = 2,251.98 : x
  2. Step 2: Convert to fraction form
    5,539.56/8,312.58 = 2,251.98/x
  3. Step 3: Cross multiply
    5,539.56x = 8,312.58 × 2,251.98
  4. Step 4: Simplify right side
    5,539.56x = 18,719,763.91
  5. Step 5: Solve for x
    x = 18,719,763.91/5,539.56
  6. Step 6: Final answer
    x = 3,379.29

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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.