Home / 4,209.26-6,309.88-1,576.06

Finding the Fourth Proportional to 4,209.26, 6,309.88 and 1,576.06

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Solution

The fourth proportional to 4,209.26, 6,309.88 and 1,576.06 is: 2,362.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,209.26 : 6,309.88 = 1,576.06 : x
  2. Step 2: Convert to fraction form
    4,209.26/6,309.88 = 1,576.06/x
  3. Step 3: Cross multiply
    4,209.26x = 6,309.88 × 1,576.06
  4. Step 4: Simplify right side
    4,209.26x = 9,944,749.47
  5. Step 5: Solve for x
    x = 9,944,749.47/4,209.26
  6. Step 6: Final answer
    x = 2,362.59

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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.