Home / 11,195.58-15,439.41-6,947.33

Finding the Fourth Proportional to 11,195.58, 15,439.41 and 6,947.33

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Solution

The fourth proportional to 11,195.58, 15,439.41 and 6,947.33 is: 9,580.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,195.58 : 15,439.41 = 6,947.33 : x
  2. Step 2: Convert to fraction form
    11,195.58/15,439.41 = 6,947.33/x
  3. Step 3: Cross multiply
    11,195.58x = 15,439.41 × 6,947.33
  4. Step 4: Simplify right side
    11,195.58x = 107,262,564.34
  5. Step 5: Solve for x
    x = 107,262,564.34/11,195.58
  6. Step 6: Final answer
    x = 9,580.80

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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.