Home / 3,209.63-4,810.82-2,427.09

Finding the Fourth Proportional to 3,209.63, 4,810.82 and 2,427.09

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Solution

The fourth proportional to 3,209.63, 4,810.82 and 2,427.09 is: 3,637.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.63 : 4,810.82 = 2,427.09 : x
  2. Step 2: Convert to fraction form
    3,209.63/4,810.82 = 2,427.09/x
  3. Step 3: Cross multiply
    3,209.63x = 4,810.82 × 2,427.09
  4. Step 4: Simplify right side
    3,209.63x = 11,676,283.29
  5. Step 5: Solve for x
    x = 11,676,283.29/3,209.63
  6. Step 6: Final answer
    x = 3,637.90

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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.