Home / 5,912.08-8,158.92-3,427.92

Finding the Fourth Proportional to 5,912.08, 8,158.92 and 3,427.92

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Solution

The fourth proportional to 5,912.08, 8,158.92 and 3,427.92 is: 4,730.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.08 : 8,158.92 = 3,427.92 : x
  2. Step 2: Convert to fraction form
    5,912.08/8,158.92 = 3,427.92/x
  3. Step 3: Cross multiply
    5,912.08x = 8,158.92 × 3,427.92
  4. Step 4: Simplify right side
    5,912.08x = 27,968,125.05
  5. Step 5: Solve for x
    x = 27,968,125.05/5,912.08
  6. Step 6: Final answer
    x = 4,730.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.