Home / 4,331.21-6,497.26-1,408.82

Finding the Fourth Proportional to 4,331.21, 6,497.26 and 1,408.82

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Solution

The fourth proportional to 4,331.21, 6,497.26 and 1,408.82 is: 2,113.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.21 : 6,497.26 = 1,408.82 : x
  2. Step 2: Convert to fraction form
    4,331.21/6,497.26 = 1,408.82/x
  3. Step 3: Cross multiply
    4,331.21x = 6,497.26 × 1,408.82
  4. Step 4: Simplify right side
    4,331.21x = 9,153,433.82
  5. Step 5: Solve for x
    x = 9,153,433.82/4,331.21
  6. Step 6: Final answer
    x = 2,113.37

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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.