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Finding the Fourth Proportional to 10,728.02, 16,098.12 and 5,797.54

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Solution

The fourth proportional to 10,728.02, 16,098.12 and 5,797.54 is: 8,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,728.02 : 16,098.12 = 5,797.54 : x
  2. Step 2: Convert to fraction form
    10,728.02/16,098.12 = 5,797.54/x
  3. Step 3: Cross multiply
    10,728.02x = 16,098.12 × 5,797.54
  4. Step 4: Simplify right side
    10,728.02x = 93,329,494.62
  5. Step 5: Solve for x
    x = 93,329,494.62/10,728.02
  6. Step 6: Final answer
    x = 8,699.60

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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.