Home / 2,450.41-3,675.75-784.68

Finding the Fourth Proportional to 2,450.41, 3,675.75 and 784.68

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Solution

The fourth proportional to 2,450.41, 3,675.75 and 784.68 is: 1,177.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.41 : 3,675.75 = 784.68 : x
  2. Step 2: Convert to fraction form
    2,450.41/3,675.75 = 784.68/x
  3. Step 3: Cross multiply
    2,450.41x = 3,675.75 × 784.68
  4. Step 4: Simplify right side
    2,450.41x = 2,884,273.37
  5. Step 5: Solve for x
    x = 2,884,273.37/2,450.41
  6. Step 6: Final answer
    x = 1,177.06

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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.