Home / 3,090.27-4,263.96-1,763.94

Finding the Fourth Proportional to 3,090.27, 4,263.96 and 1,763.94

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Solution

The fourth proportional to 3,090.27, 4,263.96 and 1,763.94 is: 2,433.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090.27 : 4,263.96 = 1,763.94 : x
  2. Step 2: Convert to fraction form
    3,090.27/4,263.96 = 1,763.94/x
  3. Step 3: Cross multiply
    3,090.27x = 4,263.96 × 1,763.94
  4. Step 4: Simplify right side
    3,090.27x = 7,521,369.60
  5. Step 5: Solve for x
    x = 7,521,369.60/3,090.27
  6. Step 6: Final answer
    x = 2,433.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.