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Finding the Fourth Proportional to 8,994.78, 13,493.31 and 4,829.07

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Solution

The fourth proportional to 8,994.78, 13,493.31 and 4,829.07 is: 7,244.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994.78 : 13,493.31 = 4,829.07 : x
  2. Step 2: Convert to fraction form
    8,994.78/13,493.31 = 4,829.07/x
  3. Step 3: Cross multiply
    8,994.78x = 13,493.31 × 4,829.07
  4. Step 4: Simplify right side
    8,994.78x = 65,160,069.81
  5. Step 5: Solve for x
    x = 65,160,069.81/8,994.78
  6. Step 6: Final answer
    x = 7,244.21

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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.