Home / 11,576.16-17,364.18-2,811.12

Finding the Fourth Proportional to 11,576.16, 17,364.18 and 2,811.12

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Solution

The fourth proportional to 11,576.16, 17,364.18 and 2,811.12 is: 4,216.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,576.16 : 17,364.18 = 2,811.12 : x
  2. Step 2: Convert to fraction form
    11,576.16/17,364.18 = 2,811.12/x
  3. Step 3: Cross multiply
    11,576.16x = 17,364.18 × 2,811.12
  4. Step 4: Simplify right side
    11,576.16x = 48,812,793.68
  5. Step 5: Solve for x
    x = 48,812,793.68/11,576.16
  6. Step 6: Final answer
    x = 4,216.67

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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.