Home / 9,408.66-14,121.45-5,029.86

Finding the Fourth Proportional to 9,408.66, 14,121.45 and 5,029.86

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Solution

The fourth proportional to 9,408.66, 14,121.45 and 5,029.86 is: 7,549.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,408.66 : 14,121.45 = 5,029.86 : x
  2. Step 2: Convert to fraction form
    9,408.66/14,121.45 = 5,029.86/x
  3. Step 3: Cross multiply
    9,408.66x = 14,121.45 × 5,029.86
  4. Step 4: Simplify right side
    9,408.66x = 71,028,916.50
  5. Step 5: Solve for x
    x = 71,028,916.50/9,408.66
  6. Step 6: Final answer
    x = 7,549.31

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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.