Home / 3,266.91-4,509.45-2,206.26

Finding the Fourth Proportional to 3,266.91, 4,509.45 and 2,206.26

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Solution

The fourth proportional to 3,266.91, 4,509.45 and 2,206.26 is: 3,045.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.91 : 4,509.45 = 2,206.26 : x
  2. Step 2: Convert to fraction form
    3,266.91/4,509.45 = 2,206.26/x
  3. Step 3: Cross multiply
    3,266.91x = 4,509.45 × 2,206.26
  4. Step 4: Simplify right side
    3,266.91x = 9,949,019.16
  5. Step 5: Solve for x
    x = 9,949,019.16/3,266.91
  6. Step 6: Final answer
    x = 3,045.39

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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.