Home / 8,172.08-12,264.39-5,799.99

Finding the Fourth Proportional to 8,172.08, 12,264.39 and 5,799.99

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Solution

The fourth proportional to 8,172.08, 12,264.39 and 5,799.99 is: 8,704.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172.08 : 12,264.39 = 5,799.99 : x
  2. Step 2: Convert to fraction form
    8,172.08/12,264.39 = 5,799.99/x
  3. Step 3: Cross multiply
    8,172.08x = 12,264.39 × 5,799.99
  4. Step 4: Simplify right side
    8,172.08x = 71,133,339.36
  5. Step 5: Solve for x
    x = 71,133,339.36/8,172.08
  6. Step 6: Final answer
    x = 8,704.44

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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.