Home / 4,436.30-6,640.09-3,266.06

Finding the Fourth Proportional to 4,436.30, 6,640.09 and 3,266.06

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Solution

The fourth proportional to 4,436.30, 6,640.09 and 3,266.06 is: 4,888.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,436.30 : 6,640.09 = 3,266.06 : x
  2. Step 2: Convert to fraction form
    4,436.30/6,640.09 = 3,266.06/x
  3. Step 3: Cross multiply
    4,436.30x = 6,640.09 × 3,266.06
  4. Step 4: Simplify right side
    4,436.30x = 21,686,890.98
  5. Step 5: Solve for x
    x = 21,686,890.98/4,436.30
  6. Step 6: Final answer
    x = 4,888.51

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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.