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Finding the Fourth Proportional to 10,807.73, 16,205.10 and 4,226.07

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Solution

The fourth proportional to 10,807.73, 16,205.10 and 4,226.07 is: 6,336.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807.73 : 16,205.10 = 4,226.07 : x
  2. Step 2: Convert to fraction form
    10,807.73/16,205.10 = 4,226.07/x
  3. Step 3: Cross multiply
    10,807.73x = 16,205.10 × 4,226.07
  4. Step 4: Simplify right side
    10,807.73x = 68,483,886.96
  5. Step 5: Solve for x
    x = 68,483,886.96/10,807.73
  6. Step 6: Final answer
    x = 6,336.57

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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.