Home / 3,006.12-4,146.34-2,758.26

Finding the Fourth Proportional to 3,006.12, 4,146.34 and 2,758.26

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Solution

The fourth proportional to 3,006.12, 4,146.34 and 2,758.26 is: 3,804.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.12 : 4,146.34 = 2,758.26 : x
  2. Step 2: Convert to fraction form
    3,006.12/4,146.34 = 2,758.26/x
  3. Step 3: Cross multiply
    3,006.12x = 4,146.34 × 2,758.26
  4. Step 4: Simplify right side
    3,006.12x = 11,436,683.77
  5. Step 5: Solve for x
    x = 11,436,683.77/3,006.12
  6. Step 6: Final answer
    x = 3,804.47

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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.