Home / 6,429.65-9,645.19-2,046.09

Finding the Fourth Proportional to 6,429.65, 9,645.19 and 2,046.09

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Solution

The fourth proportional to 6,429.65, 9,645.19 and 2,046.09 is: 3,069.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429.65 : 9,645.19 = 2,046.09 : x
  2. Step 2: Convert to fraction form
    6,429.65/9,645.19 = 2,046.09/x
  3. Step 3: Cross multiply
    6,429.65x = 9,645.19 × 2,046.09
  4. Step 4: Simplify right side
    6,429.65x = 19,734,926.81
  5. Step 5: Solve for x
    x = 19,734,926.81/6,429.65
  6. Step 6: Final answer
    x = 3,069.36

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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.