Home / 8,676.36-11,972.61-4,899.33

Finding the Fourth Proportional to 8,676.36, 11,972.61 and 4,899.33

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Solution

The fourth proportional to 8,676.36, 11,972.61 and 4,899.33 is: 6,760.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676.36 : 11,972.61 = 4,899.33 : x
  2. Step 2: Convert to fraction form
    8,676.36/11,972.61 = 4,899.33/x
  3. Step 3: Cross multiply
    8,676.36x = 11,972.61 × 4,899.33
  4. Step 4: Simplify right side
    8,676.36x = 58,657,767.35
  5. Step 5: Solve for x
    x = 58,657,767.35/8,676.36
  6. Step 6: Final answer
    x = 6,760.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.