Home / 11,758.35-16,226.55-6,453.18

Finding the Fourth Proportional to 11,758.35, 16,226.55 and 6,453.18

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Solution

The fourth proportional to 11,758.35, 16,226.55 and 6,453.18 is: 8,905.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,758.35 : 16,226.55 = 6,453.18 : x
  2. Step 2: Convert to fraction form
    11,758.35/16,226.55 = 6,453.18/x
  3. Step 3: Cross multiply
    11,758.35x = 16,226.55 × 6,453.18
  4. Step 4: Simplify right side
    11,758.35x = 104,712,847.93
  5. Step 5: Solve for x
    x = 104,712,847.93/11,758.35
  6. Step 6: Final answer
    x = 8,905.40

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Half scale
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Double scale
Find fourth proportional to 11,759.35, 16,227.93 and 6,454.18
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.