Home / 4,206.88-6,306-1,609.12

Finding the Fourth Proportional to 4,206.88, 6,306 and 1,609.12

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Solution

The fourth proportional to 4,206.88, 6,306 and 1,609.12 is: 2,412.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206.88 : 6,306 = 1,609.12 : x
  2. Step 2: Convert to fraction form
    4,206.88/6,306 = 1,609.12/x
  3. Step 3: Cross multiply
    4,206.88x = 6,306 × 1,609.12
  4. Step 4: Simplify right side
    4,206.88x = 10,147,110.72
  5. Step 5: Solve for x
    x = 10,147,110.72/4,206.88
  6. Step 6: Final answer
    x = 2,412.03

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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.