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Finding the Fourth Proportional to 8,012.66, 12,020.13 and 2,466.47

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Solution

The fourth proportional to 8,012.66, 12,020.13 and 2,466.47 is: 3,700.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012.66 : 12,020.13 = 2,466.47 : x
  2. Step 2: Convert to fraction form
    8,012.66/12,020.13 = 2,466.47/x
  3. Step 3: Cross multiply
    8,012.66x = 12,020.13 × 2,466.47
  4. Step 4: Simplify right side
    8,012.66x = 29,647,223.77
  5. Step 5: Solve for x
    x = 29,647,223.77/8,012.66
  6. Step 6: Final answer
    x = 3,700.05

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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.