Home / 11,589.53-15,993.81-6,812.96

Finding the Fourth Proportional to 11,589.53, 15,993.81 and 6,812.96

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Solution

The fourth proportional to 11,589.53, 15,993.81 and 6,812.96 is: 9,402.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589.53 : 15,993.81 = 6,812.96 : x
  2. Step 2: Convert to fraction form
    11,589.53/15,993.81 = 6,812.96/x
  3. Step 3: Cross multiply
    11,589.53x = 15,993.81 × 6,812.96
  4. Step 4: Simplify right side
    11,589.53x = 108,965,107.81
  5. Step 5: Solve for x
    x = 108,965,107.81/11,589.53
  6. Step 6: Final answer
    x = 9,402.03

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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.