Home / 5,598.53-8,390.88-3,135.09

Finding the Fourth Proportional to 5,598.53, 8,390.88 and 3,135.09

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Solution

The fourth proportional to 5,598.53, 8,390.88 and 3,135.09 is: 4,698.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.53 : 8,390.88 = 3,135.09 : x
  2. Step 2: Convert to fraction form
    5,598.53/8,390.88 = 3,135.09/x
  3. Step 3: Cross multiply
    5,598.53x = 8,390.88 × 3,135.09
  4. Step 4: Simplify right side
    5,598.53x = 26,306,163.98
  5. Step 5: Solve for x
    x = 26,306,163.98/5,598.53
  6. Step 6: Final answer
    x = 4,698.77

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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.