Home / 5,971.52-8,960.88-2,078.66

Finding the Fourth Proportional to 5,971.52, 8,960.88 and 2,078.66

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Solution

The fourth proportional to 5,971.52, 8,960.88 and 2,078.66 is: 3,119.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,971.52 : 8,960.88 = 2,078.66 : x
  2. Step 2: Convert to fraction form
    5,971.52/8,960.88 = 2,078.66/x
  3. Step 3: Cross multiply
    5,971.52x = 8,960.88 × 2,078.66
  4. Step 4: Simplify right side
    5,971.52x = 18,626,653.02
  5. Step 5: Solve for x
    x = 18,626,653.02/5,971.52
  6. Step 6: Final answer
    x = 3,119.25

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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.