Home / 11,240.26-16,855.19-6,561.63

Finding the Fourth Proportional to 11,240.26, 16,855.19 and 6,561.63

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Solution

The fourth proportional to 11,240.26, 16,855.19 and 6,561.63 is: 9,839.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.26 : 16,855.19 = 6,561.63 : x
  2. Step 2: Convert to fraction form
    11,240.26/16,855.19 = 6,561.63/x
  3. Step 3: Cross multiply
    11,240.26x = 16,855.19 × 6,561.63
  4. Step 4: Simplify right side
    11,240.26x = 110,597,445.41
  5. Step 5: Solve for x
    x = 110,597,445.41/11,240.26
  6. Step 6: Final answer
    x = 9,839.41

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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.