Home / 2,844.40-4,265.40-1,384

Finding the Fourth Proportional to 2,844.40, 4,265.40 and 1,384

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Solution

The fourth proportional to 2,844.40, 4,265.40 and 1,384 is: 2,075.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.40 : 4,265.40 = 1,384 : x
  2. Step 2: Convert to fraction form
    2,844.40/4,265.40 = 1,384/x
  3. Step 3: Cross multiply
    2,844.40x = 4,265.40 × 1,384
  4. Step 4: Simplify right side
    2,844.40x = 5,903,313.60
  5. Step 5: Solve for x
    x = 5,903,313.60/2,844.40
  6. Step 6: Final answer
    x = 2,075.42

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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.