Home / 8,327.10-11,491.44-4,550.21

Finding the Fourth Proportional to 8,327.10, 11,491.44 and 4,550.21

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Solution

The fourth proportional to 8,327.10, 11,491.44 and 4,550.21 is: 6,279.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,327.10 : 11,491.44 = 4,550.21 : x
  2. Step 2: Convert to fraction form
    8,327.10/11,491.44 = 4,550.21/x
  3. Step 3: Cross multiply
    8,327.10x = 11,491.44 × 4,550.21
  4. Step 4: Simplify right side
    8,327.10x = 52,288,433.77
  5. Step 5: Solve for x
    x = 52,288,433.77/8,327.10
  6. Step 6: Final answer
    x = 6,279.31

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Half scale
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Double scale
Find fourth proportional to 8,328.10, 11,492.82 and 4,551.21
Similar ratio
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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.