Home / 11,744.88-16,213.02-7,028.28

Finding the Fourth Proportional to 11,744.88, 16,213.02 and 7,028.28

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Solution

The fourth proportional to 11,744.88, 16,213.02 and 7,028.28 is: 9,702.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.88 : 16,213.02 = 7,028.28 : x
  2. Step 2: Convert to fraction form
    11,744.88/16,213.02 = 7,028.28/x
  3. Step 3: Cross multiply
    11,744.88x = 16,213.02 × 7,028.28
  4. Step 4: Simplify right side
    11,744.88x = 113,949,644.21
  5. Step 5: Solve for x
    x = 113,949,644.21/11,744.88
  6. Step 6: Final answer
    x = 9,702.07

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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.