Home / 1,133.25-1,707.44-1,023.69

Finding the Fourth Proportional to 1,133.25, 1,707.44 and 1,023.69

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Solution

The fourth proportional to 1,133.25, 1,707.44 and 1,023.69 is: 1,542.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133.25 : 1,707.44 = 1,023.69 : x
  2. Step 2: Convert to fraction form
    1,133.25/1,707.44 = 1,023.69/x
  3. Step 3: Cross multiply
    1,133.25x = 1,707.44 × 1,023.69
  4. Step 4: Simplify right side
    1,133.25x = 1,747,889.25
  5. Step 5: Solve for x
    x = 1,747,889.25/1,133.25
  6. Step 6: Final answer
    x = 1,542.37

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.