Home / 5,201.07-7,181.24-3,214.35

Finding the Fourth Proportional to 5,201.07, 7,181.24 and 3,214.35

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Solution

The fourth proportional to 5,201.07, 7,181.24 and 3,214.35 is: 4,438.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201.07 : 7,181.24 = 3,214.35 : x
  2. Step 2: Convert to fraction form
    5,201.07/7,181.24 = 3,214.35/x
  3. Step 3: Cross multiply
    5,201.07x = 7,181.24 × 3,214.35
  4. Step 4: Simplify right side
    5,201.07x = 23,083,002.72
  5. Step 5: Solve for x
    x = 23,083,002.72/5,201.07
  6. Step 6: Final answer
    x = 4,438.13

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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.