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Finding the Fourth Proportional to 8,676.09, 13,014.14 and 6,955.65

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Solution

The fourth proportional to 8,676.09, 13,014.14 and 6,955.65 is: 10,433.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676.09 : 13,014.14 = 6,955.65 : x
  2. Step 2: Convert to fraction form
    8,676.09/13,014.14 = 6,955.65/x
  3. Step 3: Cross multiply
    8,676.09x = 13,014.14 × 6,955.65
  4. Step 4: Simplify right side
    8,676.09x = 90,521,768.11
  5. Step 5: Solve for x
    x = 90,521,768.11/8,676.09
  6. Step 6: Final answer
    x = 10,433.48

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Similar ratio
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1.5x scale

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.