Home / 6,782.22-10,172.16-3,083.58

Finding the Fourth Proportional to 6,782.22, 10,172.16 and 3,083.58

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Solution

The fourth proportional to 6,782.22, 10,172.16 and 3,083.58 is: 4,624.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782.22 : 10,172.16 = 3,083.58 : x
  2. Step 2: Convert to fraction form
    6,782.22/10,172.16 = 3,083.58/x
  3. Step 3: Cross multiply
    6,782.22x = 10,172.16 × 3,083.58
  4. Step 4: Simplify right side
    6,782.22x = 31,366,669.13
  5. Step 5: Solve for x
    x = 31,366,669.13/6,782.22
  6. Step 6: Final answer
    x = 4,624.84

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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.