Home / 6,289.25-9,427.79-5,747.96

Finding the Fourth Proportional to 6,289.25, 9,427.79 and 5,747.96

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Solution

The fourth proportional to 6,289.25, 9,427.79 and 5,747.96 is: 8,616.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.25 : 9,427.79 = 5,747.96 : x
  2. Step 2: Convert to fraction form
    6,289.25/9,427.79 = 5,747.96/x
  3. Step 3: Cross multiply
    6,289.25x = 9,427.79 × 5,747.96
  4. Step 4: Simplify right side
    6,289.25x = 54,190,597.75
  5. Step 5: Solve for x
    x = 54,190,597.75/6,289.25
  6. Step 6: Final answer
    x = 8,616.39

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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.