Home / 9,401.91-14,103.55-3,161.90

Finding the Fourth Proportional to 9,401.91, 14,103.55 and 3,161.90

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Solution

The fourth proportional to 9,401.91, 14,103.55 and 3,161.90 is: 4,743.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,401.91 : 14,103.55 = 3,161.90 : x
  2. Step 2: Convert to fraction form
    9,401.91/14,103.55 = 3,161.90/x
  3. Step 3: Cross multiply
    9,401.91x = 14,103.55 × 3,161.90
  4. Step 4: Simplify right side
    9,401.91x = 44,594,014.75
  5. Step 5: Solve for x
    x = 44,594,014.75/9,401.91
  6. Step 6: Final answer
    x = 4,743.08

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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.