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Finding the Fourth Proportional to 8,994.79, 13,490.26 and 5,049.89

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Solution

The fourth proportional to 8,994.79, 13,490.26 and 5,049.89 is: 7,573.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994.79 : 13,490.26 = 5,049.89 : x
  2. Step 2: Convert to fraction form
    8,994.79/13,490.26 = 5,049.89/x
  3. Step 3: Cross multiply
    8,994.79x = 13,490.26 × 5,049.89
  4. Step 4: Simplify right side
    8,994.79x = 68,124,249.00
  5. Step 5: Solve for x
    x = 68,124,249.00/8,994.79
  6. Step 6: Final answer
    x = 7,573.75

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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.