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Finding the Fourth Proportional to 8,954.88, 13,422.24 and 4,027.20

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Solution

The fourth proportional to 8,954.88, 13,422.24 and 4,027.20 is: 6,036.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.88 : 13,422.24 = 4,027.20 : x
  2. Step 2: Convert to fraction form
    8,954.88/13,422.24 = 4,027.20/x
  3. Step 3: Cross multiply
    8,954.88x = 13,422.24 × 4,027.20
  4. Step 4: Simplify right side
    8,954.88x = 54,054,044.93
  5. Step 5: Solve for x
    x = 54,054,044.93/8,954.88
  6. Step 6: Final answer
    x = 6,036.27

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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.