Home / 8,179.04-11,272.56-6,677.30

Finding the Fourth Proportional to 8,179.04, 11,272.56 and 6,677.30

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Solution

The fourth proportional to 8,179.04, 11,272.56 and 6,677.30 is: 9,202.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,179.04 : 11,272.56 = 6,677.30 : x
  2. Step 2: Convert to fraction form
    8,179.04/11,272.56 = 6,677.30/x
  3. Step 3: Cross multiply
    8,179.04x = 11,272.56 × 6,677.30
  4. Step 4: Simplify right side
    8,179.04x = 75,270,264.89
  5. Step 5: Solve for x
    x = 75,270,264.89/8,179.04
  6. Step 6: Final answer
    x = 9,202.82

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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.