Home / 2,083.40-3,124.23-849.97

Finding the Fourth Proportional to 2,083.40, 3,124.23 and 849.97

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Solution

The fourth proportional to 2,083.40, 3,124.23 and 849.97 is: 1,274.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.40 : 3,124.23 = 849.97 : x
  2. Step 2: Convert to fraction form
    2,083.40/3,124.23 = 849.97/x
  3. Step 3: Cross multiply
    2,083.40x = 3,124.23 × 849.97
  4. Step 4: Simplify right side
    2,083.40x = 2,655,501.77
  5. Step 5: Solve for x
    x = 2,655,501.77/2,083.40
  6. Step 6: Final answer
    x = 1,274.60

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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.