Home / 2,083.17-3,119.93-1,039.96

Finding the Fourth Proportional to 2,083.17, 3,119.93 and 1,039.96

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Solution

The fourth proportional to 2,083.17, 3,119.93 and 1,039.96 is: 1,557.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.17 : 3,119.93 = 1,039.96 : x
  2. Step 2: Convert to fraction form
    2,083.17/3,119.93 = 1,039.96/x
  3. Step 3: Cross multiply
    2,083.17x = 3,119.93 × 1,039.96
  4. Step 4: Simplify right side
    2,083.17x = 3,244,602.40
  5. Step 5: Solve for x
    x = 3,244,602.40/2,083.17
  6. Step 6: Final answer
    x = 1,557.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.