Home / 3,103.50-4,283.01-1,777.62

Finding the Fourth Proportional to 3,103.50, 4,283.01 and 1,777.62

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Solution

The fourth proportional to 3,103.50, 4,283.01 and 1,777.62 is: 2,453.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.50 : 4,283.01 = 1,777.62 : x
  2. Step 2: Convert to fraction form
    3,103.50/4,283.01 = 1,777.62/x
  3. Step 3: Cross multiply
    3,103.50x = 4,283.01 × 1,777.62
  4. Step 4: Simplify right side
    3,103.50x = 7,613,564.24
  5. Step 5: Solve for x
    x = 7,613,564.24/3,103.50
  6. Step 6: Final answer
    x = 2,453.22

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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.