Home / 2,286.37-3,436.28-1,898.87

Finding the Fourth Proportional to 2,286.37, 3,436.28 and 1,898.87

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Solution

The fourth proportional to 2,286.37, 3,436.28 and 1,898.87 is: 2,853.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286.37 : 3,436.28 = 1,898.87 : x
  2. Step 2: Convert to fraction form
    2,286.37/3,436.28 = 1,898.87/x
  3. Step 3: Cross multiply
    2,286.37x = 3,436.28 × 1,898.87
  4. Step 4: Simplify right side
    2,286.37x = 6,525,039.51
  5. Step 5: Solve for x
    x = 6,525,039.51/2,286.37
  6. Step 6: Final answer
    x = 2,853.89

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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.