Home / 8,624.16-12,933.88-2,382.68

Finding the Fourth Proportional to 8,624.16, 12,933.88 and 2,382.68

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Solution

The fourth proportional to 8,624.16, 12,933.88 and 2,382.68 is: 3,573.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,624.16 : 12,933.88 = 2,382.68 : x
  2. Step 2: Convert to fraction form
    8,624.16/12,933.88 = 2,382.68/x
  3. Step 3: Cross multiply
    8,624.16x = 12,933.88 × 2,382.68
  4. Step 4: Simplify right side
    8,624.16x = 30,817,297.20
  5. Step 5: Solve for x
    x = 30,817,297.20/8,624.16
  6. Step 6: Final answer
    x = 3,573.37

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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.