Home / 1,427.52-1,968.66-1,095.96

Finding the Fourth Proportional to 1,427.52, 1,968.66 and 1,095.96

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Solution

The fourth proportional to 1,427.52, 1,968.66 and 1,095.96 is: 1,511.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427.52 : 1,968.66 = 1,095.96 : x
  2. Step 2: Convert to fraction form
    1,427.52/1,968.66 = 1,095.96/x
  3. Step 3: Cross multiply
    1,427.52x = 1,968.66 × 1,095.96
  4. Step 4: Simplify right side
    1,427.52x = 2,157,572.61
  5. Step 5: Solve for x
    x = 2,157,572.61/1,427.52
  6. Step 6: Final answer
    x = 1,511.41

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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.