Home / 2,416.41-3,330.75-1,629.09

Finding the Fourth Proportional to 2,416.41, 3,330.75 and 1,629.09

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Solution

The fourth proportional to 2,416.41, 3,330.75 and 1,629.09 is: 2,245.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.41 : 3,330.75 = 1,629.09 : x
  2. Step 2: Convert to fraction form
    2,416.41/3,330.75 = 1,629.09/x
  3. Step 3: Cross multiply
    2,416.41x = 3,330.75 × 1,629.09
  4. Step 4: Simplify right side
    2,416.41x = 5,426,091.52
  5. Step 5: Solve for x
    x = 5,426,091.52/2,416.41
  6. Step 6: Final answer
    x = 2,245.52

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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.