Home / 8,434.88-12,652.38-2,591.94

Finding the Fourth Proportional to 8,434.88, 12,652.38 and 2,591.94

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Solution

The fourth proportional to 8,434.88, 12,652.38 and 2,591.94 is: 3,887.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,434.88 : 12,652.38 = 2,591.94 : x
  2. Step 2: Convert to fraction form
    8,434.88/12,652.38 = 2,591.94/x
  3. Step 3: Cross multiply
    8,434.88x = 12,652.38 × 2,591.94
  4. Step 4: Simplify right side
    8,434.88x = 32,794,209.82
  5. Step 5: Solve for x
    x = 32,794,209.82/8,434.88
  6. Step 6: Final answer
    x = 3,887.93

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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.