Home / 8,960.87-13,437.96-2,633.84

Finding the Fourth Proportional to 8,960.87, 13,437.96 and 2,633.84

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Solution

The fourth proportional to 8,960.87, 13,437.96 and 2,633.84 is: 3,949.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.87 : 13,437.96 = 2,633.84 : x
  2. Step 2: Convert to fraction form
    8,960.87/13,437.96 = 2,633.84/x
  3. Step 3: Cross multiply
    8,960.87x = 13,437.96 × 2,633.84
  4. Step 4: Simplify right side
    8,960.87x = 35,393,409.89
  5. Step 5: Solve for x
    x = 35,393,409.89/8,960.87
  6. Step 6: Final answer
    x = 3,949.77

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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.