Home / 2,844.09-3,924.78-1,584.99

Finding the Fourth Proportional to 2,844.09, 3,924.78 and 1,584.99

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Solution

The fourth proportional to 2,844.09, 3,924.78 and 1,584.99 is: 2,187.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.09 : 3,924.78 = 1,584.99 : x
  2. Step 2: Convert to fraction form
    2,844.09/3,924.78 = 1,584.99/x
  3. Step 3: Cross multiply
    2,844.09x = 3,924.78 × 1,584.99
  4. Step 4: Simplify right side
    2,844.09x = 6,220,737.05
  5. Step 5: Solve for x
    x = 6,220,737.05/2,844.09
  6. Step 6: Final answer
    x = 2,187.25

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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.