Home / 8,467.72-11,676.90-6,528.58

Finding the Fourth Proportional to 8,467.72, 11,676.90 and 6,528.58

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Solution

The fourth proportional to 8,467.72, 11,676.90 and 6,528.58 is: 9,002.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,467.72 : 11,676.90 = 6,528.58 : x
  2. Step 2: Convert to fraction form
    8,467.72/11,676.90 = 6,528.58/x
  3. Step 3: Cross multiply
    8,467.72x = 11,676.90 × 6,528.58
  4. Step 4: Simplify right side
    8,467.72x = 76,233,575.80
  5. Step 5: Solve for x
    x = 76,233,575.80/8,467.72
  6. Step 6: Final answer
    x = 9,002.85

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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.