Home / 7,246.40-10,871.94-3,299.07

Finding the Fourth Proportional to 7,246.40, 10,871.94 and 3,299.07

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Solution

The fourth proportional to 7,246.40, 10,871.94 and 3,299.07 is: 4,949.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,246.40 : 10,871.94 = 3,299.07 : x
  2. Step 2: Convert to fraction form
    7,246.40/10,871.94 = 3,299.07/x
  3. Step 3: Cross multiply
    7,246.40x = 10,871.94 × 3,299.07
  4. Step 4: Simplify right side
    7,246.40x = 35,867,274.60
  5. Step 5: Solve for x
    x = 35,867,274.60/7,246.40
  6. Step 6: Final answer
    x = 4,949.67

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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.