Home / 11,589.71-15,993.87-6,284.48

Finding the Fourth Proportional to 11,589.71, 15,993.87 and 6,284.48

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Solution

The fourth proportional to 11,589.71, 15,993.87 and 6,284.48 is: 8,672.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589.71 : 15,993.87 = 6,284.48 : x
  2. Step 2: Convert to fraction form
    11,589.71/15,993.87 = 6,284.48/x
  3. Step 3: Cross multiply
    11,589.71x = 15,993.87 × 6,284.48
  4. Step 4: Simplify right side
    11,589.71x = 100,513,156.14
  5. Step 5: Solve for x
    x = 100,513,156.14/11,589.71
  6. Step 6: Final answer
    x = 8,672.62

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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.