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Finding the Fourth Proportional to 8,246.60, 12,369.91 and 2,006.57

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Solution

The fourth proportional to 8,246.60, 12,369.91 and 2,006.57 is: 3,009.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.60 : 12,369.91 = 2,006.57 : x
  2. Step 2: Convert to fraction form
    8,246.60/12,369.91 = 2,006.57/x
  3. Step 3: Cross multiply
    8,246.60x = 12,369.91 × 2,006.57
  4. Step 4: Simplify right side
    8,246.60x = 24,821,050.40
  5. Step 5: Solve for x
    x = 24,821,050.40/8,246.60
  6. Step 6: Final answer
    x = 3,009.85

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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.