Home / 2,084.96-3,126.52-623.77

Finding the Fourth Proportional to 2,084.96, 3,126.52 and 623.77

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Solution

The fourth proportional to 2,084.96, 3,126.52 and 623.77 is: 935.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.96 : 3,126.52 = 623.77 : x
  2. Step 2: Convert to fraction form
    2,084.96/3,126.52 = 623.77/x
  3. Step 3: Cross multiply
    2,084.96x = 3,126.52 × 623.77
  4. Step 4: Simplify right side
    2,084.96x = 1,950,220.00
  5. Step 5: Solve for x
    x = 1,950,220.00/2,084.96
  6. Step 6: Final answer
    x = 935.38

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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.