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Finding the Fourth Proportional to 9,253.99, 12,772.01 and 6,879.73

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Solution

The fourth proportional to 9,253.99, 12,772.01 and 6,879.73 is: 9,495.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253.99 : 12,772.01 = 6,879.73 : x
  2. Step 2: Convert to fraction form
    9,253.99/12,772.01 = 6,879.73/x
  3. Step 3: Cross multiply
    9,253.99x = 12,772.01 × 6,879.73
  4. Step 4: Simplify right side
    9,253.99x = 87,867,980.36
  5. Step 5: Solve for x
    x = 87,867,980.36/9,253.99
  6. Step 6: Final answer
    x = 9,495.15

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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.