Home / 13,209.03-19,806.39-5,804.82

Finding the Fourth Proportional to 13,209.03, 19,806.39 and 5,804.82

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Solution

The fourth proportional to 13,209.03, 19,806.39 and 5,804.82 is: 8,704.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,209.03 : 19,806.39 = 5,804.82 : x
  2. Step 2: Convert to fraction form
    13,209.03/19,806.39 = 5,804.82/x
  3. Step 3: Cross multiply
    13,209.03x = 19,806.39 × 5,804.82
  4. Step 4: Simplify right side
    13,209.03x = 114,972,528.80
  5. Step 5: Solve for x
    x = 114,972,528.80/13,209.03
  6. Step 6: Final answer
    x = 8,704.09

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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.