Home / 3,089.54-4,263.67-1,692.29

Finding the Fourth Proportional to 3,089.54, 4,263.67 and 1,692.29

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Solution

The fourth proportional to 3,089.54, 4,263.67 and 1,692.29 is: 2,335.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.54 : 4,263.67 = 1,692.29 : x
  2. Step 2: Convert to fraction form
    3,089.54/4,263.67 = 1,692.29/x
  3. Step 3: Cross multiply
    3,089.54x = 4,263.67 × 1,692.29
  4. Step 4: Simplify right side
    3,089.54x = 7,215,340.56
  5. Step 5: Solve for x
    x = 7,215,340.56/3,089.54
  6. Step 6: Final answer
    x = 2,335.41

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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.