Home / 2,286.58-3,428.07-1,384.27

Finding the Fourth Proportional to 2,286.58, 3,428.07 and 1,384.27

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Solution

The fourth proportional to 2,286.58, 3,428.07 and 1,384.27 is: 2,075.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.58 : 3,428.07 = 1,384.27 : x
  2. Step 2: Convert to fraction form
    2,286.58/3,428.07 = 1,384.27/x
  3. Step 3: Cross multiply
    2,286.58x = 3,428.07 × 1,384.27
  4. Step 4: Simplify right side
    2,286.58x = 4,745,374.46
  5. Step 5: Solve for x
    x = 4,745,374.46/2,286.58
  6. Step 6: Final answer
    x = 2,075.32

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1.5x scale

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.