Home / 8,583.24-12,867.45-3,321.93

Finding the Fourth Proportional to 8,583.24, 12,867.45 and 3,321.93

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Solution

The fourth proportional to 8,583.24, 12,867.45 and 3,321.93 is: 4,980.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,583.24 : 12,867.45 = 3,321.93 : x
  2. Step 2: Convert to fraction form
    8,583.24/12,867.45 = 3,321.93/x
  3. Step 3: Cross multiply
    8,583.24x = 12,867.45 × 3,321.93
  4. Step 4: Simplify right side
    8,583.24x = 42,744,768.18
  5. Step 5: Solve for x
    x = 42,744,768.18/8,583.24
  6. Step 6: Final answer
    x = 4,980.03

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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.