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Finding the Fourth Proportional to 1,127.76, 1,550.73 and 1,093.15

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Solution

The fourth proportional to 1,127.76, 1,550.73 and 1,093.15 is: 1,503.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127.76 : 1,550.73 = 1,093.15 : x
  2. Step 2: Convert to fraction form
    1,127.76/1,550.73 = 1,093.15/x
  3. Step 3: Cross multiply
    1,127.76x = 1,550.73 × 1,093.15
  4. Step 4: Simplify right side
    1,127.76x = 1,695,180.50
  5. Step 5: Solve for x
    x = 1,695,180.50/1,127.76
  6. Step 6: Final answer
    x = 1,503.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.