Home / 2,840.50-3,917.37-1,844.83

Finding the Fourth Proportional to 2,840.50, 3,917.37 and 1,844.83

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Solution

The fourth proportional to 2,840.50, 3,917.37 and 1,844.83 is: 2,544.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840.50 : 3,917.37 = 1,844.83 : x
  2. Step 2: Convert to fraction form
    2,840.50/3,917.37 = 1,844.83/x
  3. Step 3: Cross multiply
    2,840.50x = 3,917.37 × 1,844.83
  4. Step 4: Simplify right side
    2,840.50x = 7,226,881.70
  5. Step 5: Solve for x
    x = 7,226,881.70/2,840.50
  6. Step 6: Final answer
    x = 2,544.23

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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.