Home / 7,166.61-10,749.98-2,236.28

Finding the Fourth Proportional to 7,166.61, 10,749.98 and 2,236.28

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Solution

The fourth proportional to 7,166.61, 10,749.98 and 2,236.28 is: 3,354.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.61 : 10,749.98 = 2,236.28 : x
  2. Step 2: Convert to fraction form
    7,166.61/10,749.98 = 2,236.28/x
  3. Step 3: Cross multiply
    7,166.61x = 10,749.98 × 2,236.28
  4. Step 4: Simplify right side
    7,166.61x = 24,039,917.12
  5. Step 5: Solve for x
    x = 24,039,917.12/7,166.61
  6. Step 6: Final answer
    x = 3,354.43

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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.