Home / 3,166.93-4,749.18-2,190.07

Finding the Fourth Proportional to 3,166.93, 4,749.18 and 2,190.07

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Solution

The fourth proportional to 3,166.93, 4,749.18 and 2,190.07 is: 3,284.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.93 : 4,749.18 = 2,190.07 : x
  2. Step 2: Convert to fraction form
    3,166.93/4,749.18 = 2,190.07/x
  3. Step 3: Cross multiply
    3,166.93x = 4,749.18 × 2,190.07
  4. Step 4: Simplify right side
    3,166.93x = 10,401,036.64
  5. Step 5: Solve for x
    x = 10,401,036.64/3,166.93
  6. Step 6: Final answer
    x = 3,284.26

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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.