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Finding the Fourth Proportional to 10,798.54, 16,168.98 and 6,352.49

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Solution

The fourth proportional to 10,798.54, 16,168.98 and 6,352.49 is: 9,511.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,798.54 : 16,168.98 = 6,352.49 : x
  2. Step 2: Convert to fraction form
    10,798.54/16,168.98 = 6,352.49/x
  3. Step 3: Cross multiply
    10,798.54x = 16,168.98 × 6,352.49
  4. Step 4: Simplify right side
    10,798.54x = 102,713,283.76
  5. Step 5: Solve for x
    x = 102,713,283.76/10,798.54
  6. Step 6: Final answer
    x = 9,511.78

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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.