Home / 6,772.10-10,170.30-6,553.40

Finding the Fourth Proportional to 6,772.10, 10,170.30 and 6,553.40

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Solution

The fourth proportional to 6,772.10, 10,170.30 and 6,553.40 is: 9,841.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772.10 : 10,170.30 = 6,553.40 : x
  2. Step 2: Convert to fraction form
    6,772.10/10,170.30 = 6,553.40/x
  3. Step 3: Cross multiply
    6,772.10x = 10,170.30 × 6,553.40
  4. Step 4: Simplify right side
    6,772.10x = 66,650,044.02
  5. Step 5: Solve for x
    x = 66,650,044.02/6,772.10
  6. Step 6: Final answer
    x = 9,841.86

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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.