Home / 9,273.87-12,790.96-6,441.25

Finding the Fourth Proportional to 9,273.87, 12,790.96 and 6,441.25

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Solution

The fourth proportional to 9,273.87, 12,790.96 and 6,441.25 is: 8,884.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273.87 : 12,790.96 = 6,441.25 : x
  2. Step 2: Convert to fraction form
    9,273.87/12,790.96 = 6,441.25/x
  3. Step 3: Cross multiply
    9,273.87x = 12,790.96 × 6,441.25
  4. Step 4: Simplify right side
    9,273.87x = 82,389,771.10
  5. Step 5: Solve for x
    x = 82,389,771.10/9,273.87
  6. Step 6: Final answer
    x = 8,884.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.