Home / 11,590.21-15,994.49-6,285.05

Finding the Fourth Proportional to 11,590.21, 15,994.49 and 6,285.05

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Solution

The fourth proportional to 11,590.21, 15,994.49 and 6,285.05 is: 8,673.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,590.21 : 15,994.49 = 6,285.05 : x
  2. Step 2: Convert to fraction form
    11,590.21/15,994.49 = 6,285.05/x
  3. Step 3: Cross multiply
    11,590.21x = 15,994.49 × 6,285.05
  4. Step 4: Simplify right side
    11,590.21x = 100,526,057.98
  5. Step 5: Solve for x
    x = 100,526,057.98/11,590.21
  6. Step 6: Final answer
    x = 8,673.36

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Half scale
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Double scale
Find fourth proportional to 11,591.21, 15,995.86 and 6,286.05
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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.