Home / 8,167.37-11,277.32-6,275.97

Finding the Fourth Proportional to 8,167.37, 11,277.32 and 6,275.97

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Solution

The fourth proportional to 8,167.37, 11,277.32 and 6,275.97 is: 8,665.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.37 : 11,277.32 = 6,275.97 : x
  2. Step 2: Convert to fraction form
    8,167.37/11,277.32 = 6,275.97/x
  3. Step 3: Cross multiply
    8,167.37x = 11,277.32 × 6,275.97
  4. Step 4: Simplify right side
    8,167.37x = 70,776,179.98
  5. Step 5: Solve for x
    x = 70,776,179.98/8,167.37
  6. Step 6: Final answer
    x = 8,665.72

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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.