Home / 1,193.27-1,790.51-1,103.06

Finding the Fourth Proportional to 1,193.27, 1,790.51 and 1,103.06

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Solution

The fourth proportional to 1,193.27, 1,790.51 and 1,103.06 is: 1,655.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193.27 : 1,790.51 = 1,103.06 : x
  2. Step 2: Convert to fraction form
    1,193.27/1,790.51 = 1,103.06/x
  3. Step 3: Cross multiply
    1,193.27x = 1,790.51 × 1,103.06
  4. Step 4: Simplify right side
    1,193.27x = 1,975,025.49
  5. Step 5: Solve for x
    x = 1,975,025.49/1,193.27
  6. Step 6: Final answer
    x = 1,655.14

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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.