Home / 8,573.08-12,861.66-2,729.68

Finding the Fourth Proportional to 8,573.08, 12,861.66 and 2,729.68

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Solution

The fourth proportional to 8,573.08, 12,861.66 and 2,729.68 is: 4,095.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,573.08 : 12,861.66 = 2,729.68 : x
  2. Step 2: Convert to fraction form
    8,573.08/12,861.66 = 2,729.68/x
  3. Step 3: Cross multiply
    8,573.08x = 12,861.66 × 2,729.68
  4. Step 4: Simplify right side
    8,573.08x = 35,108,216.07
  5. Step 5: Solve for x
    x = 35,108,216.07/8,573.08
  6. Step 6: Final answer
    x = 4,095.17

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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.