Home / 5,774.60-8,661.96-2,079.47

Finding the Fourth Proportional to 5,774.60, 8,661.96 and 2,079.47

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Solution

The fourth proportional to 5,774.60, 8,661.96 and 2,079.47 is: 3,119.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,774.60 : 8,661.96 = 2,079.47 : x
  2. Step 2: Convert to fraction form
    5,774.60/8,661.96 = 2,079.47/x
  3. Step 3: Cross multiply
    5,774.60x = 8,661.96 × 2,079.47
  4. Step 4: Simplify right side
    5,774.60x = 18,012,285.96
  5. Step 5: Solve for x
    x = 18,012,285.96/5,774.60
  6. Step 6: Final answer
    x = 3,119.23

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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.