Home / 6,898.20-10,347.39-2,736.42

Finding the Fourth Proportional to 6,898.20, 10,347.39 and 2,736.42

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Solution

The fourth proportional to 6,898.20, 10,347.39 and 2,736.42 is: 4,104.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.20 : 10,347.39 = 2,736.42 : x
  2. Step 2: Convert to fraction form
    6,898.20/10,347.39 = 2,736.42/x
  3. Step 3: Cross multiply
    6,898.20x = 10,347.39 × 2,736.42
  4. Step 4: Simplify right side
    6,898.20x = 28,314,804.94
  5. Step 5: Solve for x
    x = 28,314,804.94/6,898.20
  6. Step 6: Final answer
    x = 4,104.67

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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.