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Finding the Fourth Proportional to 8,030.94, 12,028.04 and 6,758.70

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Solution

The fourth proportional to 8,030.94, 12,028.04 and 6,758.70 is: 10,122.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.94 : 12,028.04 = 6,758.70 : x
  2. Step 2: Convert to fraction form
    8,030.94/12,028.04 = 6,758.70/x
  3. Step 3: Cross multiply
    8,030.94x = 12,028.04 × 6,758.70
  4. Step 4: Simplify right side
    8,030.94x = 81,293,913.95
  5. Step 5: Solve for x
    x = 81,293,913.95/8,030.94
  6. Step 6: Final answer
    x = 10,122.59

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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.