Home / 4,286.35-6,428.87-1,166.54

Finding the Fourth Proportional to 4,286.35, 6,428.87 and 1,166.54

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Solution

The fourth proportional to 4,286.35, 6,428.87 and 1,166.54 is: 1,749.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.35 : 6,428.87 = 1,166.54 : x
  2. Step 2: Convert to fraction form
    4,286.35/6,428.87 = 1,166.54/x
  3. Step 3: Cross multiply
    4,286.35x = 6,428.87 × 1,166.54
  4. Step 4: Simplify right side
    4,286.35x = 7,499,528.18
  5. Step 5: Solve for x
    x = 7,499,528.18/4,286.35
  6. Step 6: Final answer
    x = 1,749.63

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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.