Home / 8,676.04-11,972.82-4,899.28

Finding the Fourth Proportional to 8,676.04, 11,972.82 and 4,899.28

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Solution

The fourth proportional to 8,676.04, 11,972.82 and 4,899.28 is: 6,760.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,676.04 : 11,972.82 = 4,899.28 : x
  2. Step 2: Convert to fraction form
    8,676.04/11,972.82 = 4,899.28/x
  3. Step 3: Cross multiply
    8,676.04x = 11,972.82 × 4,899.28
  4. Step 4: Simplify right side
    8,676.04x = 58,658,197.57
  5. Step 5: Solve for x
    x = 58,658,197.57/8,676.04
  6. Step 6: Final answer
    x = 6,760.94

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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.