Home / 3,049.05-4,573.58-1,405.11

Finding the Fourth Proportional to 3,049.05, 4,573.58 and 1,405.11

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Solution

The fourth proportional to 3,049.05, 4,573.58 and 1,405.11 is: 2,107.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.05 : 4,573.58 = 1,405.11 : x
  2. Step 2: Convert to fraction form
    3,049.05/4,573.58 = 1,405.11/x
  3. Step 3: Cross multiply
    3,049.05x = 4,573.58 × 1,405.11
  4. Step 4: Simplify right side
    3,049.05x = 6,426,375.97
  5. Step 5: Solve for x
    x = 6,426,375.97/3,049.05
  6. Step 6: Final answer
    x = 2,107.67

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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.