Home / 8,858.64-13,283.98-2,616.48

Finding the Fourth Proportional to 8,858.64, 13,283.98 and 2,616.48

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Solution

The fourth proportional to 8,858.64, 13,283.98 and 2,616.48 is: 3,923.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,858.64 : 13,283.98 = 2,616.48 : x
  2. Step 2: Convert to fraction form
    8,858.64/13,283.98 = 2,616.48/x
  3. Step 3: Cross multiply
    8,858.64x = 13,283.98 × 2,616.48
  4. Step 4: Simplify right side
    8,858.64x = 34,757,261.45
  5. Step 5: Solve for x
    x = 34,757,261.45/8,858.64
  6. Step 6: Final answer
    x = 3,923.54

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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.