Home / 3,103.11-4,655.70-1,253.23

Finding the Fourth Proportional to 3,103.11, 4,655.70 and 1,253.23

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Solution

The fourth proportional to 3,103.11, 4,655.70 and 1,253.23 is: 1,880.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103.11 : 4,655.70 = 1,253.23 : x
  2. Step 2: Convert to fraction form
    3,103.11/4,655.70 = 1,253.23/x
  3. Step 3: Cross multiply
    3,103.11x = 4,655.70 × 1,253.23
  4. Step 4: Simplify right side
    3,103.11x = 5,834,651.27
  5. Step 5: Solve for x
    x = 5,834,651.27/3,103.11
  6. Step 6: Final answer
    x = 1,880.26

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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.