Home / 5,654.24-8,485.41-4,188.98

Finding the Fourth Proportional to 5,654.24, 8,485.41 and 4,188.98

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Solution

The fourth proportional to 5,654.24, 8,485.41 and 4,188.98 is: 6,286.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,654.24 : 8,485.41 = 4,188.98 : x
  2. Step 2: Convert to fraction form
    5,654.24/8,485.41 = 4,188.98/x
  3. Step 3: Cross multiply
    5,654.24x = 8,485.41 × 4,188.98
  4. Step 4: Simplify right side
    5,654.24x = 35,545,212.78
  5. Step 5: Solve for x
    x = 35,545,212.78/5,654.24
  6. Step 6: Final answer
    x = 6,286.47

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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.