Home / 5,589.32-8,379.30-4,362.14

Finding the Fourth Proportional to 5,589.32, 8,379.30 and 4,362.14

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Solution

The fourth proportional to 5,589.32, 8,379.30 and 4,362.14 is: 6,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.32 : 8,379.30 = 4,362.14 : x
  2. Step 2: Convert to fraction form
    5,589.32/8,379.30 = 4,362.14/x
  3. Step 3: Cross multiply
    5,589.32x = 8,379.30 × 4,362.14
  4. Step 4: Simplify right side
    5,589.32x = 36,551,679.70
  5. Step 5: Solve for x
    x = 36,551,679.70/5,589.32
  6. Step 6: Final answer
    x = 6,539.56

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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.