Home / 9,098.33-12,556.43-5,119.20

Finding the Fourth Proportional to 9,098.33, 12,556.43 and 5,119.20

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Solution

The fourth proportional to 9,098.33, 12,556.43 and 5,119.20 is: 7,064.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,098.33 : 12,556.43 = 5,119.20 : x
  2. Step 2: Convert to fraction form
    9,098.33/12,556.43 = 5,119.20/x
  3. Step 3: Cross multiply
    9,098.33x = 12,556.43 × 5,119.20
  4. Step 4: Simplify right side
    9,098.33x = 64,278,850.86
  5. Step 5: Solve for x
    x = 64,278,850.86/9,098.33
  6. Step 6: Final answer
    x = 7,064.91

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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.