Home / 2,266.77-3,125.85-1,893.60

Finding the Fourth Proportional to 2,266.77, 3,125.85 and 1,893.60

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Solution

The fourth proportional to 2,266.77, 3,125.85 and 1,893.60 is: 2,611.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.77 : 3,125.85 = 1,893.60 : x
  2. Step 2: Convert to fraction form
    2,266.77/3,125.85 = 1,893.60/x
  3. Step 3: Cross multiply
    2,266.77x = 3,125.85 × 1,893.60
  4. Step 4: Simplify right side
    2,266.77x = 5,919,109.56
  5. Step 5: Solve for x
    x = 5,919,109.56/2,266.77
  6. Step 6: Final answer
    x = 2,611.25

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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.