Home / 2,842.98-3,923.25-1,583.94

Finding the Fourth Proportional to 2,842.98, 3,923.25 and 1,583.94

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Solution

The fourth proportional to 2,842.98, 3,923.25 and 1,583.94 is: 2,185.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842.98 : 3,923.25 = 1,583.94 : x
  2. Step 2: Convert to fraction form
    2,842.98/3,923.25 = 1,583.94/x
  3. Step 3: Cross multiply
    2,842.98x = 3,923.25 × 1,583.94
  4. Step 4: Simplify right side
    2,842.98x = 6,214,192.61
  5. Step 5: Solve for x
    x = 6,214,192.61/2,842.98
  6. Step 6: Final answer
    x = 2,185.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.