Home / 2,084.73-3,126.46-623.49

Finding the Fourth Proportional to 2,084.73, 3,126.46 and 623.49

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Solution

The fourth proportional to 2,084.73, 3,126.46 and 623.49 is: 935.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.73 : 3,126.46 = 623.49 : x
  2. Step 2: Convert to fraction form
    2,084.73/3,126.46 = 623.49/x
  3. Step 3: Cross multiply
    2,084.73x = 3,126.46 × 623.49
  4. Step 4: Simplify right side
    2,084.73x = 1,949,316.55
  5. Step 5: Solve for x
    x = 1,949,316.55/2,084.73
  6. Step 6: Final answer
    x = 935.05

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1.5x scale

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.