Home / 4,518.22-6,772.16-2,830.38

Finding the Fourth Proportional to 4,518.22, 6,772.16 and 2,830.38

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Solution

The fourth proportional to 4,518.22, 6,772.16 and 2,830.38 is: 4,242.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.22 : 6,772.16 = 2,830.38 : x
  2. Step 2: Convert to fraction form
    4,518.22/6,772.16 = 2,830.38/x
  3. Step 3: Cross multiply
    4,518.22x = 6,772.16 × 2,830.38
  4. Step 4: Simplify right side
    4,518.22x = 19,167,786.22
  5. Step 5: Solve for x
    x = 19,167,786.22/4,518.22
  6. Step 6: Final answer
    x = 4,242.33

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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.