Home / 5,975.55-8,945.80-4,190.42

Finding the Fourth Proportional to 5,975.55, 8,945.80 and 4,190.42

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Solution

The fourth proportional to 5,975.55, 8,945.80 and 4,190.42 is: 6,273.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,975.55 : 8,945.80 = 4,190.42 : x
  2. Step 2: Convert to fraction form
    5,975.55/8,945.80 = 4,190.42/x
  3. Step 3: Cross multiply
    5,975.55x = 8,945.80 × 4,190.42
  4. Step 4: Simplify right side
    5,975.55x = 37,486,671.12
  5. Step 5: Solve for x
    x = 37,486,671.12/5,975.55
  6. Step 6: Final answer
    x = 6,273.34

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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.