Home / 2,950.76-4,425.96-1,219.34

Finding the Fourth Proportional to 2,950.76, 4,425.96 and 1,219.34

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Solution

The fourth proportional to 2,950.76, 4,425.96 and 1,219.34 is: 1,828.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.76 : 4,425.96 = 1,219.34 : x
  2. Step 2: Convert to fraction form
    2,950.76/4,425.96 = 1,219.34/x
  3. Step 3: Cross multiply
    2,950.76x = 4,425.96 × 1,219.34
  4. Step 4: Simplify right side
    2,950.76x = 5,396,750.07
  5. Step 5: Solve for x
    x = 5,396,750.07/2,950.76
  6. Step 6: Final answer
    x = 1,828.94

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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.