Home / 8,288.52-11,443.67-6,370.94

Finding the Fourth Proportional to 8,288.52, 11,443.67 and 6,370.94

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Solution

The fourth proportional to 8,288.52, 11,443.67 and 6,370.94 is: 8,796.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.52 : 11,443.67 = 6,370.94 : x
  2. Step 2: Convert to fraction form
    8,288.52/11,443.67 = 6,370.94/x
  3. Step 3: Cross multiply
    8,288.52x = 11,443.67 × 6,370.94
  4. Step 4: Simplify right side
    8,288.52x = 72,906,845.88
  5. Step 5: Solve for x
    x = 72,906,845.88/8,288.52
  6. Step 6: Final answer
    x = 8,796.12

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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.