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Finding the Fourth Proportional to 8,000.02, 12,012.99 and 4,941.46

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Solution

The fourth proportional to 8,000.02, 12,012.99 and 4,941.46 is: 7,420.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,000.02 : 12,012.99 = 4,941.46 : x
  2. Step 2: Convert to fraction form
    8,000.02/12,012.99 = 4,941.46/x
  3. Step 3: Cross multiply
    8,000.02x = 12,012.99 × 4,941.46
  4. Step 4: Simplify right side
    8,000.02x = 59,361,709.57
  5. Step 5: Solve for x
    x = 59,361,709.57/8,000.02
  6. Step 6: Final answer
    x = 7,420.20

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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.