Home / 5,509.01-8,259.91-3,137.15

Finding the Fourth Proportional to 5,509.01, 8,259.91 and 3,137.15

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Solution

The fourth proportional to 5,509.01, 8,259.91 and 3,137.15 is: 4,703.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.01 : 8,259.91 = 3,137.15 : x
  2. Step 2: Convert to fraction form
    5,509.01/8,259.91 = 3,137.15/x
  3. Step 3: Cross multiply
    5,509.01x = 8,259.91 × 3,137.15
  4. Step 4: Simplify right side
    5,509.01x = 25,912,589.46
  5. Step 5: Solve for x
    x = 25,912,589.46/5,509.01
  6. Step 6: Final answer
    x = 4,703.67

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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.