Home / 8,221.41-12,342.50-6,576.04

Finding the Fourth Proportional to 8,221.41, 12,342.50 and 6,576.04

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Solution

The fourth proportional to 8,221.41, 12,342.50 and 6,576.04 is: 9,872.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,221.41 : 12,342.50 = 6,576.04 : x
  2. Step 2: Convert to fraction form
    8,221.41/12,342.50 = 6,576.04/x
  3. Step 3: Cross multiply
    8,221.41x = 12,342.50 × 6,576.04
  4. Step 4: Simplify right side
    8,221.41x = 81,164,729.98
  5. Step 5: Solve for x
    x = 81,164,729.98/8,221.41
  6. Step 6: Final answer
    x = 9,872.36

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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.