Home / 4,412.74-6,620.73-3,181.54

Finding the Fourth Proportional to 4,412.74, 6,620.73 and 3,181.54

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Solution

The fourth proportional to 4,412.74, 6,620.73 and 3,181.54 is: 4,773.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,412.74 : 6,620.73 = 3,181.54 : x
  2. Step 2: Convert to fraction form
    4,412.74/6,620.73 = 3,181.54/x
  3. Step 3: Cross multiply
    4,412.74x = 6,620.73 × 3,181.54
  4. Step 4: Simplify right side
    4,412.74x = 21,064,117.32
  5. Step 5: Solve for x
    x = 21,064,117.32/4,412.74
  6. Step 6: Final answer
    x = 4,773.48

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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.