Home / 8,237.43-11,366.91-4,879.71

Finding the Fourth Proportional to 8,237.43, 11,366.91 and 4,879.71

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Solution

The fourth proportional to 8,237.43, 11,366.91 and 4,879.71 is: 6,733.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.43 : 11,366.91 = 4,879.71 : x
  2. Step 2: Convert to fraction form
    8,237.43/11,366.91 = 4,879.71/x
  3. Step 3: Cross multiply
    8,237.43x = 11,366.91 × 4,879.71
  4. Step 4: Simplify right side
    8,237.43x = 55,467,224.40
  5. Step 5: Solve for x
    x = 55,467,224.40/8,237.43
  6. Step 6: Final answer
    x = 6,733.56

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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.