Home / 11,096.37-15,291.95-7,947.09

Finding the Fourth Proportional to 11,096.37, 15,291.95 and 7,947.09

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Solution

The fourth proportional to 11,096.37, 15,291.95 and 7,947.09 is: 10,951.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,096.37 : 15,291.95 = 7,947.09 : x
  2. Step 2: Convert to fraction form
    11,096.37/15,291.95 = 7,947.09/x
  3. Step 3: Cross multiply
    11,096.37x = 15,291.95 × 7,947.09
  4. Step 4: Simplify right side
    11,096.37x = 121,526,463.19
  5. Step 5: Solve for x
    x = 121,526,463.19/11,096.37
  6. Step 6: Final answer
    x = 10,951.91

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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.