Home / 5,604.24-8,408.52-2,140.68

Finding the Fourth Proportional to 5,604.24, 8,408.52 and 2,140.68

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Solution

The fourth proportional to 5,604.24, 8,408.52 and 2,140.68 is: 3,211.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,604.24 : 8,408.52 = 2,140.68 : x
  2. Step 2: Convert to fraction form
    5,604.24/8,408.52 = 2,140.68/x
  3. Step 3: Cross multiply
    5,604.24x = 8,408.52 × 2,140.68
  4. Step 4: Simplify right side
    5,604.24x = 17,999,950.59
  5. Step 5: Solve for x
    x = 17,999,950.59/5,604.24
  6. Step 6: Final answer
    x = 3,211.85

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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.