Home / 3,049.65-4,208.61-1,838.67

Finding the Fourth Proportional to 3,049.65, 4,208.61 and 1,838.67

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Solution

The fourth proportional to 3,049.65, 4,208.61 and 1,838.67 is: 2,537.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.65 : 4,208.61 = 1,838.67 : x
  2. Step 2: Convert to fraction form
    3,049.65/4,208.61 = 1,838.67/x
  3. Step 3: Cross multiply
    3,049.65x = 4,208.61 × 1,838.67
  4. Step 4: Simplify right side
    3,049.65x = 7,738,261.23
  5. Step 5: Solve for x
    x = 7,738,261.23/3,049.65
  6. Step 6: Final answer
    x = 2,537.43

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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.