Home / 3,520.77-4,858.46-1,927.11

Finding the Fourth Proportional to 3,520.77, 4,858.46 and 1,927.11

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Solution

The fourth proportional to 3,520.77, 4,858.46 and 1,927.11 is: 2,659.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.77 : 4,858.46 = 1,927.11 : x
  2. Step 2: Convert to fraction form
    3,520.77/4,858.46 = 1,927.11/x
  3. Step 3: Cross multiply
    3,520.77x = 4,858.46 × 1,927.11
  4. Step 4: Simplify right side
    3,520.77x = 9,362,766.22
  5. Step 5: Solve for x
    x = 9,362,766.22/3,520.77
  6. Step 6: Final answer
    x = 2,659.29

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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.