Home / 4,372.21-6,029.70-2,879.56

Finding the Fourth Proportional to 4,372.21, 6,029.70 and 2,879.56

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Solution

The fourth proportional to 4,372.21, 6,029.70 and 2,879.56 is: 3,971.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,372.21 : 6,029.70 = 2,879.56 : x
  2. Step 2: Convert to fraction form
    4,372.21/6,029.70 = 2,879.56/x
  3. Step 3: Cross multiply
    4,372.21x = 6,029.70 × 2,879.56
  4. Step 4: Simplify right side
    4,372.21x = 17,362,882.93
  5. Step 5: Solve for x
    x = 17,362,882.93/4,372.21
  6. Step 6: Final answer
    x = 3,971.19

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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.