Home / 8,236.63-12,352.39-2,970.96

Finding the Fourth Proportional to 8,236.63, 12,352.39 and 2,970.96

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Solution

The fourth proportional to 8,236.63, 12,352.39 and 2,970.96 is: 4,455.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.63 : 12,352.39 = 2,970.96 : x
  2. Step 2: Convert to fraction form
    8,236.63/12,352.39 = 2,970.96/x
  3. Step 3: Cross multiply
    8,236.63x = 12,352.39 × 2,970.96
  4. Step 4: Simplify right side
    8,236.63x = 36,698,379.98
  5. Step 5: Solve for x
    x = 36,698,379.98/8,236.63
  6. Step 6: Final answer
    x = 4,455.51

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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.