Home / 5,853.28-8,783.39-2,158.11

Finding the Fourth Proportional to 5,853.28, 8,783.39 and 2,158.11

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Solution

The fourth proportional to 5,853.28, 8,783.39 and 2,158.11 is: 3,238.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,853.28 : 8,783.39 = 2,158.11 : x
  2. Step 2: Convert to fraction form
    5,853.28/8,783.39 = 2,158.11/x
  3. Step 3: Cross multiply
    5,853.28x = 8,783.39 × 2,158.11
  4. Step 4: Simplify right side
    5,853.28x = 18,955,511.00
  5. Step 5: Solve for x
    x = 18,955,511.00/5,853.28
  6. Step 6: Final answer
    x = 3,238.44

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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.