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Finding the Fourth Proportional to 6,955.37, 9,599.10 and 3,971.66

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Solution

The fourth proportional to 6,955.37, 9,599.10 and 3,971.66 is: 5,481.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,955.37 : 9,599.10 = 3,971.66 : x
  2. Step 2: Convert to fraction form
    6,955.37/9,599.10 = 3,971.66/x
  3. Step 3: Cross multiply
    6,955.37x = 9,599.10 × 3,971.66
  4. Step 4: Simplify right side
    6,955.37x = 38,124,298.62
  5. Step 5: Solve for x
    x = 38,124,298.62/6,955.37
  6. Step 6: Final answer
    x = 5,481.28

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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.