Home / 5,606.55-8,400.56-3,960.27

Finding the Fourth Proportional to 5,606.55, 8,400.56 and 3,960.27

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Solution

The fourth proportional to 5,606.55, 8,400.56 and 3,960.27 is: 5,933.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,606.55 : 8,400.56 = 3,960.27 : x
  2. Step 2: Convert to fraction form
    5,606.55/8,400.56 = 3,960.27/x
  3. Step 3: Cross multiply
    5,606.55x = 8,400.56 × 3,960.27
  4. Step 4: Simplify right side
    5,606.55x = 33,268,465.95
  5. Step 5: Solve for x
    x = 33,268,465.95/5,606.55
  6. Step 6: Final answer
    x = 5,933.86

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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.