Home / 6,418.23-9,626.68-4,351.51

Finding the Fourth Proportional to 6,418.23, 9,626.68 and 4,351.51

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Solution

The fourth proportional to 6,418.23, 9,626.68 and 4,351.51 is: 6,526.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.23 : 9,626.68 = 4,351.51 : x
  2. Step 2: Convert to fraction form
    6,418.23/9,626.68 = 4,351.51/x
  3. Step 3: Cross multiply
    6,418.23x = 9,626.68 × 4,351.51
  4. Step 4: Simplify right side
    6,418.23x = 41,890,594.29
  5. Step 5: Solve for x
    x = 41,890,594.29/6,418.23
  6. Step 6: Final answer
    x = 6,526.81

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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.