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Finding the Fourth Proportional to 8,325.93, 11,490.99 and 4,968.89

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Solution

The fourth proportional to 8,325.93, 11,490.99 and 4,968.89 is: 6,857.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,325.93 : 11,490.99 = 4,968.89 : x
  2. Step 2: Convert to fraction form
    8,325.93/11,490.99 = 4,968.89/x
  3. Step 3: Cross multiply
    8,325.93x = 11,490.99 × 4,968.89
  4. Step 4: Simplify right side
    8,325.93x = 57,097,407.85
  5. Step 5: Solve for x
    x = 57,097,407.85/8,325.93
  6. Step 6: Final answer
    x = 6,857.78

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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.