Home / 11,510.60-15,883.94-6,796.36

Finding the Fourth Proportional to 11,510.60, 15,883.94 and 6,796.36

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Solution

The fourth proportional to 11,510.60, 15,883.94 and 6,796.36 is: 9,378.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,510.60 : 15,883.94 = 6,796.36 : x
  2. Step 2: Convert to fraction form
    11,510.60/15,883.94 = 6,796.36/x
  3. Step 3: Cross multiply
    11,510.60x = 15,883.94 × 6,796.36
  4. Step 4: Simplify right side
    11,510.60x = 107,952,974.46
  5. Step 5: Solve for x
    x = 107,952,974.46/11,510.60
  6. Step 6: Final answer
    x = 9,378.57

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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.