Home / 3,036.66-4,190.80-1,692.37

Finding the Fourth Proportional to 3,036.66, 4,190.80 and 1,692.37

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Solution

The fourth proportional to 3,036.66, 4,190.80 and 1,692.37 is: 2,335.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.66 : 4,190.80 = 1,692.37 : x
  2. Step 2: Convert to fraction form
    3,036.66/4,190.80 = 1,692.37/x
  3. Step 3: Cross multiply
    3,036.66x = 4,190.80 × 1,692.37
  4. Step 4: Simplify right side
    3,036.66x = 7,092,384.20
  5. Step 5: Solve for x
    x = 7,092,384.20/3,036.66
  6. Step 6: Final answer
    x = 2,335.59

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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.