Home / 2,723.96-3,757.77-1,840.07

Finding the Fourth Proportional to 2,723.96, 3,757.77 and 1,840.07

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Solution

The fourth proportional to 2,723.96, 3,757.77 and 1,840.07 is: 2,538.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,723.96 : 3,757.77 = 1,840.07 : x
  2. Step 2: Convert to fraction form
    2,723.96/3,757.77 = 1,840.07/x
  3. Step 3: Cross multiply
    2,723.96x = 3,757.77 × 1,840.07
  4. Step 4: Simplify right side
    2,723.96x = 6,914,541.06
  5. Step 5: Solve for x
    x = 6,914,541.06/2,723.96
  6. Step 6: Final answer
    x = 2,538.42

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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.