Home / 8,131.29-11,220.63-4,594.27

Finding the Fourth Proportional to 8,131.29, 11,220.63 and 4,594.27

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Solution

The fourth proportional to 8,131.29, 11,220.63 and 4,594.27 is: 6,339.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131.29 : 11,220.63 = 4,594.27 : x
  2. Step 2: Convert to fraction form
    8,131.29/11,220.63 = 4,594.27/x
  3. Step 3: Cross multiply
    8,131.29x = 11,220.63 × 4,594.27
  4. Step 4: Simplify right side
    8,131.29x = 51,550,603.79
  5. Step 5: Solve for x
    x = 51,550,603.79/8,131.29
  6. Step 6: Final answer
    x = 6,339.78

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Half scale
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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.