Home / 11,372.99-17,047.79-4,351.35

Finding the Fourth Proportional to 11,372.99, 17,047.79 and 4,351.35

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Solution

The fourth proportional to 11,372.99, 17,047.79 and 4,351.35 is: 6,522.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.99 : 17,047.79 = 4,351.35 : x
  2. Step 2: Convert to fraction form
    11,372.99/17,047.79 = 4,351.35/x
  3. Step 3: Cross multiply
    11,372.99x = 17,047.79 × 4,351.35
  4. Step 4: Simplify right side
    11,372.99x = 74,180,879.26
  5. Step 5: Solve for x
    x = 74,180,879.26/11,372.99
  6. Step 6: Final answer
    x = 6,522.55

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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.