Home / 5,441.36-8,160.72-2,516.87

Finding the Fourth Proportional to 5,441.36, 8,160.72 and 2,516.87

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Solution

The fourth proportional to 5,441.36, 8,160.72 and 2,516.87 is: 3,774.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.36 : 8,160.72 = 2,516.87 : x
  2. Step 2: Convert to fraction form
    5,441.36/8,160.72 = 2,516.87/x
  3. Step 3: Cross multiply
    5,441.36x = 8,160.72 × 2,516.87
  4. Step 4: Simplify right side
    5,441.36x = 20,539,471.35
  5. Step 5: Solve for x
    x = 20,539,471.35/5,441.36
  6. Step 6: Final answer
    x = 3,774.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.