Home / 3,018.26-4,165.27-1,692.23

Finding the Fourth Proportional to 3,018.26, 4,165.27 and 1,692.23

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Solution

The fourth proportional to 3,018.26, 4,165.27 and 1,692.23 is: 2,335.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.26 : 4,165.27 = 1,692.23 : x
  2. Step 2: Convert to fraction form
    3,018.26/4,165.27 = 1,692.23/x
  3. Step 3: Cross multiply
    3,018.26x = 4,165.27 × 1,692.23
  4. Step 4: Simplify right side
    3,018.26x = 7,048,569.80
  5. Step 5: Solve for x
    x = 7,048,569.80/3,018.26
  6. Step 6: Final answer
    x = 2,335.31

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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.