Home / 11,928.58-17,869.40-5,998.30

Finding the Fourth Proportional to 11,928.58, 17,869.40 and 5,998.30

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Solution

The fourth proportional to 11,928.58, 17,869.40 and 5,998.30 is: 8,985.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928.58 : 17,869.40 = 5,998.30 : x
  2. Step 2: Convert to fraction form
    11,928.58/17,869.40 = 5,998.30/x
  3. Step 3: Cross multiply
    11,928.58x = 17,869.40 × 5,998.30
  4. Step 4: Simplify right side
    11,928.58x = 107,185,932.67
  5. Step 5: Solve for x
    x = 107,185,932.67/11,928.58
  6. Step 6: Final answer
    x = 8,985.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.