Home / 1,511.03-2,083.01-1,061.48

Finding the Fourth Proportional to 1,511.03, 2,083.01 and 1,061.48

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Solution

The fourth proportional to 1,511.03, 2,083.01 and 1,061.48 is: 1,463.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511.03 : 2,083.01 = 1,061.48 : x
  2. Step 2: Convert to fraction form
    1,511.03/2,083.01 = 1,061.48/x
  3. Step 3: Cross multiply
    1,511.03x = 2,083.01 × 1,061.48
  4. Step 4: Simplify right side
    1,511.03x = 2,211,057.73
  5. Step 5: Solve for x
    x = 2,211,057.73/1,511.03
  6. Step 6: Final answer
    x = 1,463.28

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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.