Home / 4,018.42-5,545.01-2,317.12

Finding the Fourth Proportional to 4,018.42, 5,545.01 and 2,317.12

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Solution

The fourth proportional to 4,018.42, 5,545.01 and 2,317.12 is: 3,197.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.42 : 5,545.01 = 2,317.12 : x
  2. Step 2: Convert to fraction form
    4,018.42/5,545.01 = 2,317.12/x
  3. Step 3: Cross multiply
    4,018.42x = 5,545.01 × 2,317.12
  4. Step 4: Simplify right side
    4,018.42x = 12,848,420.05
  5. Step 5: Solve for x
    x = 12,848,420.05/4,018.42
  6. Step 6: Final answer
    x = 3,197.38

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Half scale
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Double scale
Find fourth proportional to 4,019.42, 5,546.39 and 2,318.12
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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.