Home / 2,362.37-3,255.80-1,889.39

Finding the Fourth Proportional to 2,362.37, 3,255.80 and 1,889.39

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Solution

The fourth proportional to 2,362.37, 3,255.80 and 1,889.39 is: 2,603.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,362.37 : 3,255.80 = 1,889.39 : x
  2. Step 2: Convert to fraction form
    2,362.37/3,255.80 = 1,889.39/x
  3. Step 3: Cross multiply
    2,362.37x = 3,255.80 × 1,889.39
  4. Step 4: Simplify right side
    2,362.37x = 6,151,474.65
  5. Step 5: Solve for x
    x = 6,151,474.65/2,362.37
  6. Step 6: Final answer
    x = 2,603.95

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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.