Home / 11,392.44-15,719.49-6,356.54

Finding the Fourth Proportional to 11,392.44, 15,719.49 and 6,356.54

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Solution

The fourth proportional to 11,392.44, 15,719.49 and 6,356.54 is: 8,770.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,392.44 : 15,719.49 = 6,356.54 : x
  2. Step 2: Convert to fraction form
    11,392.44/15,719.49 = 6,356.54/x
  3. Step 3: Cross multiply
    11,392.44x = 15,719.49 × 6,356.54
  4. Step 4: Simplify right side
    11,392.44x = 99,921,488.37
  5. Step 5: Solve for x
    x = 99,921,488.37/11,392.44
  6. Step 6: Final answer
    x = 8,770.86

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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.