Home / 6,450.47-9,676.33-2,290.31

Finding the Fourth Proportional to 6,450.47, 9,676.33 and 2,290.31

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Solution

The fourth proportional to 6,450.47, 9,676.33 and 2,290.31 is: 3,435.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.47 : 9,676.33 = 2,290.31 : x
  2. Step 2: Convert to fraction form
    6,450.47/9,676.33 = 2,290.31/x
  3. Step 3: Cross multiply
    6,450.47x = 9,676.33 × 2,290.31
  4. Step 4: Simplify right side
    6,450.47x = 22,161,777.54
  5. Step 5: Solve for x
    x = 22,161,777.54/6,450.47
  6. Step 6: Final answer
    x = 3,435.68

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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.