Home / 2,485.23-3,727.86-1,023.36

Finding the Fourth Proportional to 2,485.23, 3,727.86 and 1,023.36

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Solution

The fourth proportional to 2,485.23, 3,727.86 and 1,023.36 is: 1,535.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485.23 : 3,727.86 = 1,023.36 : x
  2. Step 2: Convert to fraction form
    2,485.23/3,727.86 = 1,023.36/x
  3. Step 3: Cross multiply
    2,485.23x = 3,727.86 × 1,023.36
  4. Step 4: Simplify right side
    2,485.23x = 3,814,942.81
  5. Step 5: Solve for x
    x = 3,814,942.81/2,485.23
  6. Step 6: Final answer
    x = 1,535.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.