Home / 5,896.42-8,135.13-3,378.82

Finding the Fourth Proportional to 5,896.42, 8,135.13 and 3,378.82

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Solution

The fourth proportional to 5,896.42, 8,135.13 and 3,378.82 is: 4,661.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,896.42 : 8,135.13 = 3,378.82 : x
  2. Step 2: Convert to fraction form
    5,896.42/8,135.13 = 3,378.82/x
  3. Step 3: Cross multiply
    5,896.42x = 8,135.13 × 3,378.82
  4. Step 4: Simplify right side
    5,896.42x = 27,487,139.95
  5. Step 5: Solve for x
    x = 27,487,139.95/5,896.42
  6. Step 6: Final answer
    x = 4,661.67

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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.