Home / 2,845.66-3,923.46-2,374.24

Finding the Fourth Proportional to 2,845.66, 3,923.46 and 2,374.24

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Solution

The fourth proportional to 2,845.66, 3,923.46 and 2,374.24 is: 3,273.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845.66 : 3,923.46 = 2,374.24 : x
  2. Step 2: Convert to fraction form
    2,845.66/3,923.46 = 2,374.24/x
  3. Step 3: Cross multiply
    2,845.66x = 3,923.46 × 2,374.24
  4. Step 4: Simplify right side
    2,845.66x = 9,315,235.67
  5. Step 5: Solve for x
    x = 9,315,235.67/2,845.66
  6. Step 6: Final answer
    x = 3,273.49

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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.