Home / 6,743.79-10,115.62-3,045.03

Finding the Fourth Proportional to 6,743.79, 10,115.62 and 3,045.03

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Solution

The fourth proportional to 6,743.79, 10,115.62 and 3,045.03 is: 4,567.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.79 : 10,115.62 = 3,045.03 : x
  2. Step 2: Convert to fraction form
    6,743.79/10,115.62 = 3,045.03/x
  3. Step 3: Cross multiply
    6,743.79x = 10,115.62 × 3,045.03
  4. Step 4: Simplify right side
    6,743.79x = 30,802,366.37
  5. Step 5: Solve for x
    x = 30,802,366.37/6,743.79
  6. Step 6: Final answer
    x = 4,567.52

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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.