Home / 11,172.58-16,765.94-6,245.46

Finding the Fourth Proportional to 11,172.58, 16,765.94 and 6,245.46

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Solution

The fourth proportional to 11,172.58, 16,765.94 and 6,245.46 is: 9,372.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,172.58 : 16,765.94 = 6,245.46 : x
  2. Step 2: Convert to fraction form
    11,172.58/16,765.94 = 6,245.46/x
  3. Step 3: Cross multiply
    11,172.58x = 16,765.94 × 6,245.46
  4. Step 4: Simplify right side
    11,172.58x = 104,710,892.58
  5. Step 5: Solve for x
    x = 104,710,892.58/11,172.58
  6. Step 6: Final answer
    x = 9,372.13

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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.