Home / 2,083.17-3,124.45-622.14

Finding the Fourth Proportional to 2,083.17, 3,124.45 and 622.14

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Solution

The fourth proportional to 2,083.17, 3,124.45 and 622.14 is: 933.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083.17 : 3,124.45 = 622.14 : x
  2. Step 2: Convert to fraction form
    2,083.17/3,124.45 = 622.14/x
  3. Step 3: Cross multiply
    2,083.17x = 3,124.45 × 622.14
  4. Step 4: Simplify right side
    2,083.17x = 1,943,845.32
  5. Step 5: Solve for x
    x = 1,943,845.32/2,083.17
  6. Step 6: Final answer
    x = 933.12

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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.