Home / 6,089.21-9,135.17-1,928.90

Finding the Fourth Proportional to 6,089.21, 9,135.17 and 1,928.90

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Solution

The fourth proportional to 6,089.21, 9,135.17 and 1,928.90 is: 2,893.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,089.21 : 9,135.17 = 1,928.90 : x
  2. Step 2: Convert to fraction form
    6,089.21/9,135.17 = 1,928.90/x
  3. Step 3: Cross multiply
    6,089.21x = 9,135.17 × 1,928.90
  4. Step 4: Simplify right side
    6,089.21x = 17,620,774.09
  5. Step 5: Solve for x
    x = 17,620,774.09/6,089.21
  6. Step 6: Final answer
    x = 2,893.77

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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.