Home / 5,437.96-8,149.58-3,895.56

Finding the Fourth Proportional to 5,437.96, 8,149.58 and 3,895.56

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Solution

The fourth proportional to 5,437.96, 8,149.58 and 3,895.56 is: 5,838.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.96 : 8,149.58 = 3,895.56 : x
  2. Step 2: Convert to fraction form
    5,437.96/8,149.58 = 3,895.56/x
  3. Step 3: Cross multiply
    5,437.96x = 8,149.58 × 3,895.56
  4. Step 4: Simplify right side
    5,437.96x = 31,747,177.86
  5. Step 5: Solve for x
    x = 31,747,177.86/5,437.96
  6. Step 6: Final answer
    x = 5,838.07

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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.