Home / 8,821.21-12,174.24-5,044.73

Finding the Fourth Proportional to 8,821.21, 12,174.24 and 5,044.73

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Solution

The fourth proportional to 8,821.21, 12,174.24 and 5,044.73 is: 6,962.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,821.21 : 12,174.24 = 5,044.73 : x
  2. Step 2: Convert to fraction form
    8,821.21/12,174.24 = 5,044.73/x
  3. Step 3: Cross multiply
    8,821.21x = 12,174.24 × 5,044.73
  4. Step 4: Simplify right side
    8,821.21x = 61,415,767.10
  5. Step 5: Solve for x
    x = 61,415,767.10/8,821.21
  6. Step 6: Final answer
    x = 6,962.28

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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.