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Finding the Fourth Proportional to 2,733.81, 3,773.78 and 1,897.26

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Solution

The fourth proportional to 2,733.81, 3,773.78 and 1,897.26 is: 2,619.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733.81 : 3,773.78 = 1,897.26 : x
  2. Step 2: Convert to fraction form
    2,733.81/3,773.78 = 1,897.26/x
  3. Step 3: Cross multiply
    2,733.81x = 3,773.78 × 1,897.26
  4. Step 4: Simplify right side
    2,733.81x = 7,159,841.84
  5. Step 5: Solve for x
    x = 7,159,841.84/2,733.81
  6. Step 6: Final answer
    x = 2,619.00

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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.