Home / 5,912.23-8,158.11-3,394.45

Finding the Fourth Proportional to 5,912.23, 8,158.11 and 3,394.45

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Solution

The fourth proportional to 5,912.23, 8,158.11 and 3,394.45 is: 4,683.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,912.23 : 8,158.11 = 3,394.45 : x
  2. Step 2: Convert to fraction form
    5,912.23/8,158.11 = 3,394.45/x
  3. Step 3: Cross multiply
    5,912.23x = 8,158.11 × 3,394.45
  4. Step 4: Simplify right side
    5,912.23x = 27,692,296.49
  5. Step 5: Solve for x
    x = 27,692,296.49/5,912.23
  6. Step 6: Final answer
    x = 4,683.90

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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.