Home / 3,209.51-4,429.10-1,882.97

Finding the Fourth Proportional to 3,209.51, 4,429.10 and 1,882.97

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Solution

The fourth proportional to 3,209.51, 4,429.10 and 1,882.97 is: 2,598.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.51 : 4,429.10 = 1,882.97 : x
  2. Step 2: Convert to fraction form
    3,209.51/4,429.10 = 1,882.97/x
  3. Step 3: Cross multiply
    3,209.51x = 4,429.10 × 1,882.97
  4. Step 4: Simplify right side
    3,209.51x = 8,339,830.87
  5. Step 5: Solve for x
    x = 8,339,830.87/3,209.51
  6. Step 6: Final answer
    x = 2,598.48

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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.