Home / 11,897.26-16,418.02-6,519.65

Finding the Fourth Proportional to 11,897.26, 16,418.02 and 6,519.65

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Solution

The fourth proportional to 11,897.26, 16,418.02 and 6,519.65 is: 8,997.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,897.26 : 16,418.02 = 6,519.65 : x
  2. Step 2: Convert to fraction form
    11,897.26/16,418.02 = 6,519.65/x
  3. Step 3: Cross multiply
    11,897.26x = 16,418.02 × 6,519.65
  4. Step 4: Simplify right side
    11,897.26x = 107,039,711.49
  5. Step 5: Solve for x
    x = 107,039,711.49/11,897.26
  6. Step 6: Final answer
    x = 8,997.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.