Home / 5,905.82-8,856.02-2,009.18

Finding the Fourth Proportional to 5,905.82, 8,856.02 and 2,009.18

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Solution

The fourth proportional to 5,905.82, 8,856.02 and 2,009.18 is: 3,012.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905.82 : 8,856.02 = 2,009.18 : x
  2. Step 2: Convert to fraction form
    5,905.82/8,856.02 = 2,009.18/x
  3. Step 3: Cross multiply
    5,905.82x = 8,856.02 × 2,009.18
  4. Step 4: Simplify right side
    5,905.82x = 17,793,338.26
  5. Step 5: Solve for x
    x = 17,793,338.26/5,905.82
  6. Step 6: Final answer
    x = 3,012.85

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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.