Home / 11,207.45-15,466.16-6,171.59

Finding the Fourth Proportional to 11,207.45, 15,466.16 and 6,171.59

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Solution

The fourth proportional to 11,207.45, 15,466.16 and 6,171.59 is: 8,516.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.45 : 15,466.16 = 6,171.59 : x
  2. Step 2: Convert to fraction form
    11,207.45/15,466.16 = 6,171.59/x
  3. Step 3: Cross multiply
    11,207.45x = 15,466.16 × 6,171.59
  4. Step 4: Simplify right side
    11,207.45x = 95,450,852.49
  5. Step 5: Solve for x
    x = 95,450,852.49/11,207.45
  6. Step 6: Final answer
    x = 8,516.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.