Home / 8,528.00-12,790.89-2,684.66

Finding the Fourth Proportional to 8,528.00, 12,790.89 and 2,684.66

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Solution

The fourth proportional to 8,528.00, 12,790.89 and 2,684.66 is: 4,026.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.00 : 12,790.89 = 2,684.66 : x
  2. Step 2: Convert to fraction form
    8,528.00/12,790.89 = 2,684.66/x
  3. Step 3: Cross multiply
    8,528.00x = 12,790.89 × 2,684.66
  4. Step 4: Simplify right side
    8,528.00x = 34,339,126.79
  5. Step 5: Solve for x
    x = 34,339,126.79/8,528.00
  6. Step 6: Final answer
    x = 4,026.64

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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.