Home / 2,950.28-4,425.54-1,306.84

Finding the Fourth Proportional to 2,950.28, 4,425.54 and 1,306.84

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Solution

The fourth proportional to 2,950.28, 4,425.54 and 1,306.84 is: 1,960.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.28 : 4,425.54 = 1,306.84 : x
  2. Step 2: Convert to fraction form
    2,950.28/4,425.54 = 1,306.84/x
  3. Step 3: Cross multiply
    2,950.28x = 4,425.54 × 1,306.84
  4. Step 4: Simplify right side
    2,950.28x = 5,783,472.69
  5. Step 5: Solve for x
    x = 5,783,472.69/2,950.28
  6. Step 6: Final answer
    x = 1,960.31

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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.