Home / 12,584.09-18,890.72-6,752.09

Finding the Fourth Proportional to 12,584.09, 18,890.72 and 6,752.09

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Solution

The fourth proportional to 12,584.09, 18,890.72 and 6,752.09 is: 10,135.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584.09 : 18,890.72 = 6,752.09 : x
  2. Step 2: Convert to fraction form
    12,584.09/18,890.72 = 6,752.09/x
  3. Step 3: Cross multiply
    12,584.09x = 18,890.72 × 6,752.09
  4. Step 4: Simplify right side
    12,584.09x = 127,551,713.39
  5. Step 5: Solve for x
    x = 127,551,713.39/12,584.09
  6. Step 6: Final answer
    x = 10,135.95

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1.5x scale

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.