Home / 5,181.26-7,150.01-2,823.35

Finding the Fourth Proportional to 5,181.26, 7,150.01 and 2,823.35

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Solution

The fourth proportional to 5,181.26, 7,150.01 and 2,823.35 is: 3,896.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.26 : 7,150.01 = 2,823.35 : x
  2. Step 2: Convert to fraction form
    5,181.26/7,150.01 = 2,823.35/x
  3. Step 3: Cross multiply
    5,181.26x = 7,150.01 × 2,823.35
  4. Step 4: Simplify right side
    5,181.26x = 20,186,930.87
  5. Step 5: Solve for x
    x = 20,186,930.87/5,181.26
  6. Step 6: Final answer
    x = 3,896.15

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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.