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Finding the Fourth Proportional to 802.37, 1,101.94 and 745.27

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Solution

The fourth proportional to 802.37, 1,101.94 and 745.27 is: 1,023.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    802.37 : 1,101.94 = 745.27 : x
  2. Step 2: Convert to fraction form
    802.37/1,101.94 = 745.27/x
  3. Step 3: Cross multiply
    802.37x = 1,101.94 × 745.27
  4. Step 4: Simplify right side
    802.37x = 821,238.21
  5. Step 5: Solve for x
    x = 821,238.21/802.37
  6. Step 6: Final answer
    x = 1,023.51

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.