Home / 5,979.41-8,963.29-2,858.60

Finding the Fourth Proportional to 5,979.41, 8,963.29 and 2,858.60

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Solution

The fourth proportional to 5,979.41, 8,963.29 and 2,858.60 is: 4,285.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,979.41 : 8,963.29 = 2,858.60 : x
  2. Step 2: Convert to fraction form
    5,979.41/8,963.29 = 2,858.60/x
  3. Step 3: Cross multiply
    5,979.41x = 8,963.29 × 2,858.60
  4. Step 4: Simplify right side
    5,979.41x = 25,622,486.78
  5. Step 5: Solve for x
    x = 25,622,486.78/5,979.41
  6. Step 6: Final answer
    x = 4,285.12

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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.