Home / 11,556.33-15,947.66-6,251.07

Finding the Fourth Proportional to 11,556.33, 15,947.66 and 6,251.07

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Solution

The fourth proportional to 11,556.33, 15,947.66 and 6,251.07 is: 8,626.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,556.33 : 15,947.66 = 6,251.07 : x
  2. Step 2: Convert to fraction form
    11,556.33/15,947.66 = 6,251.07/x
  3. Step 3: Cross multiply
    11,556.33x = 15,947.66 × 6,251.07
  4. Step 4: Simplify right side
    11,556.33x = 99,689,907.74
  5. Step 5: Solve for x
    x = 99,689,907.74/11,556.33
  6. Step 6: Final answer
    x = 8,626.43

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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.