Home / 8,028.24-12,042.72-5,698.68

Finding the Fourth Proportional to 8,028.24, 12,042.72 and 5,698.68

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Solution

The fourth proportional to 8,028.24, 12,042.72 and 5,698.68 is: 8,548.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.24 : 12,042.72 = 5,698.68 : x
  2. Step 2: Convert to fraction form
    8,028.24/12,042.72 = 5,698.68/x
  3. Step 3: Cross multiply
    8,028.24x = 12,042.72 × 5,698.68
  4. Step 4: Simplify right side
    8,028.24x = 68,627,607.61
  5. Step 5: Solve for x
    x = 68,627,607.61/8,028.24
  6. Step 6: Final answer
    x = 8,548.28

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Half scale
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Similar ratio
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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.