Home / 8,327.13-11,491.37-4,550.28

Finding the Fourth Proportional to 8,327.13, 11,491.37 and 4,550.28

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Solution

The fourth proportional to 8,327.13, 11,491.37 and 4,550.28 is: 6,279.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.13 : 11,491.37 = 4,550.28 : x
  2. Step 2: Convert to fraction form
    8,327.13/11,491.37 = 4,550.28/x
  3. Step 3: Cross multiply
    8,327.13x = 11,491.37 × 4,550.28
  4. Step 4: Simplify right side
    8,327.13x = 52,288,928.33
  5. Step 5: Solve for x
    x = 52,288,928.33/8,327.13
  6. Step 6: Final answer
    x = 6,279.35

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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.