Home / 3,027.65-4,185.66-2,999.97

Finding the Fourth Proportional to 3,027.65, 4,185.66 and 2,999.97

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Solution

The fourth proportional to 3,027.65, 4,185.66 and 2,999.97 is: 4,147.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.65 : 4,185.66 = 2,999.97 : x
  2. Step 2: Convert to fraction form
    3,027.65/4,185.66 = 2,999.97/x
  3. Step 3: Cross multiply
    3,027.65x = 4,185.66 × 2,999.97
  4. Step 4: Simplify right side
    3,027.65x = 12,556,848.81
  5. Step 5: Solve for x
    x = 12,556,848.81/3,027.65
  6. Step 6: Final answer
    x = 4,147.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.