Home / 2,756.58-4,135.46-1,294.93

Finding the Fourth Proportional to 2,756.58, 4,135.46 and 1,294.93

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Solution

The fourth proportional to 2,756.58, 4,135.46 and 1,294.93 is: 1,942.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.58 : 4,135.46 = 1,294.93 : x
  2. Step 2: Convert to fraction form
    2,756.58/4,135.46 = 1,294.93/x
  3. Step 3: Cross multiply
    2,756.58x = 4,135.46 × 1,294.93
  4. Step 4: Simplify right side
    2,756.58x = 5,355,131.22
  5. Step 5: Solve for x
    x = 5,355,131.22/2,756.58
  6. Step 6: Final answer
    x = 1,942.67

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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.