Home / 4,185.24-6,273.48-1,991.34

Finding the Fourth Proportional to 4,185.24, 6,273.48 and 1,991.34

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Solution

The fourth proportional to 4,185.24, 6,273.48 and 1,991.34 is: 2,984.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.24 : 6,273.48 = 1,991.34 : x
  2. Step 2: Convert to fraction form
    4,185.24/6,273.48 = 1,991.34/x
  3. Step 3: Cross multiply
    4,185.24x = 6,273.48 × 1,991.34
  4. Step 4: Simplify right side
    4,185.24x = 12,492,631.66
  5. Step 5: Solve for x
    x = 12,492,631.66/4,185.24
  6. Step 6: Final answer
    x = 2,984.93

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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.