Home / 10,872.66-16,308.46-6,372.22

Finding the Fourth Proportional to 10,872.66, 16,308.46 and 6,372.22

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Solution

The fourth proportional to 10,872.66, 16,308.46 and 6,372.22 is: 9,558.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,872.66 : 16,308.46 = 6,372.22 : x
  2. Step 2: Convert to fraction form
    10,872.66/16,308.46 = 6,372.22/x
  3. Step 3: Cross multiply
    10,872.66x = 16,308.46 × 6,372.22
  4. Step 4: Simplify right side
    10,872.66x = 103,921,056.91
  5. Step 5: Solve for x
    x = 103,921,056.91/10,872.66
  6. Step 6: Final answer
    x = 9,558.01

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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.