Home / 2,261.37-3,392.09-1,486.31

Finding the Fourth Proportional to 2,261.37, 3,392.09 and 1,486.31

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Solution

The fourth proportional to 2,261.37, 3,392.09 and 1,486.31 is: 2,229.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261.37 : 3,392.09 = 1,486.31 : x
  2. Step 2: Convert to fraction form
    2,261.37/3,392.09 = 1,486.31/x
  3. Step 3: Cross multiply
    2,261.37x = 3,392.09 × 1,486.31
  4. Step 4: Simplify right side
    2,261.37x = 5,041,692.52
  5. Step 5: Solve for x
    x = 5,041,692.52/2,261.37
  6. Step 6: Final answer
    x = 2,229.49

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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.