Home / 8,535.96-12,804.84-3,272.81

Finding the Fourth Proportional to 8,535.96, 12,804.84 and 3,272.81

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Solution

The fourth proportional to 8,535.96, 12,804.84 and 3,272.81 is: 4,909.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535.96 : 12,804.84 = 3,272.81 : x
  2. Step 2: Convert to fraction form
    8,535.96/12,804.84 = 3,272.81/x
  3. Step 3: Cross multiply
    8,535.96x = 12,804.84 × 3,272.81
  4. Step 4: Simplify right side
    8,535.96x = 41,907,744.38
  5. Step 5: Solve for x
    x = 41,907,744.38/8,535.96
  6. Step 6: Final answer
    x = 4,909.55

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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.