Home / 11,551.33-15,940.84-6,246.15

Finding the Fourth Proportional to 11,551.33, 15,940.84 and 6,246.15

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Solution

The fourth proportional to 11,551.33, 15,940.84 and 6,246.15 is: 8,619.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,551.33 : 15,940.84 = 6,246.15 : x
  2. Step 2: Convert to fraction form
    11,551.33/15,940.84 = 6,246.15/x
  3. Step 3: Cross multiply
    11,551.33x = 15,940.84 × 6,246.15
  4. Step 4: Simplify right side
    11,551.33x = 99,568,877.77
  5. Step 5: Solve for x
    x = 99,568,877.77/11,551.33
  6. Step 6: Final answer
    x = 8,619.69

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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.