Home / 3,209.26-4,429.51-2,088.22

Finding the Fourth Proportional to 3,209.26, 4,429.51 and 2,088.22

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Solution

The fourth proportional to 3,209.26, 4,429.51 and 2,088.22 is: 2,882.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.26 : 4,429.51 = 2,088.22 : x
  2. Step 2: Convert to fraction form
    3,209.26/4,429.51 = 2,088.22/x
  3. Step 3: Cross multiply
    3,209.26x = 4,429.51 × 2,088.22
  4. Step 4: Simplify right side
    3,209.26x = 9,249,791.37
  5. Step 5: Solve for x
    x = 9,249,791.37/3,209.26
  6. Step 6: Final answer
    x = 2,882.22

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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.