Home / 5,539.45-8,289.67-3,460.43

Finding the Fourth Proportional to 5,539.45, 8,289.67 and 3,460.43

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Solution

The fourth proportional to 5,539.45, 8,289.67 and 3,460.43 is: 5,178.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.45 : 8,289.67 = 3,460.43 : x
  2. Step 2: Convert to fraction form
    5,539.45/8,289.67 = 3,460.43/x
  3. Step 3: Cross multiply
    5,539.45x = 8,289.67 × 3,460.43
  4. Step 4: Simplify right side
    5,539.45x = 28,685,805.46
  5. Step 5: Solve for x
    x = 28,685,805.46/5,539.45
  6. Step 6: Final answer
    x = 5,178.46

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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.