Home / 11,770.31-16,231.42-10,797.87

Finding the Fourth Proportional to 11,770.31, 16,231.42 and 10,797.87

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Solution

The fourth proportional to 11,770.31, 16,231.42 and 10,797.87 is: 14,890.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,770.31 : 16,231.42 = 10,797.87 : x
  2. Step 2: Convert to fraction form
    11,770.31/16,231.42 = 10,797.87/x
  3. Step 3: Cross multiply
    11,770.31x = 16,231.42 × 10,797.87
  4. Step 4: Simplify right side
    11,770.31x = 175,264,837.44
  5. Step 5: Solve for x
    x = 175,264,837.44/11,770.31
  6. Step 6: Final answer
    x = 14,890.41

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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.