Home / 9,369.46-14,116.70-8,481.09

Finding the Fourth Proportional to 9,369.46, 14,116.70 and 8,481.09

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Solution

The fourth proportional to 9,369.46, 14,116.70 and 8,481.09 is: 12,778.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,369.46 : 14,116.70 = 8,481.09 : x
  2. Step 2: Convert to fraction form
    9,369.46/14,116.70 = 8,481.09/x
  3. Step 3: Cross multiply
    9,369.46x = 14,116.70 × 8,481.09
  4. Step 4: Simplify right side
    9,369.46x = 119,725,003.20
  5. Step 5: Solve for x
    x = 119,725,003.20/9,369.46
  6. Step 6: Final answer
    x = 12,778.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.