Home / 9,039.88-13,561.24-2,798.44

Finding the Fourth Proportional to 9,039.88, 13,561.24 and 2,798.44

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Solution

The fourth proportional to 9,039.88, 13,561.24 and 2,798.44 is: 4,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.88 : 13,561.24 = 2,798.44 : x
  2. Step 2: Convert to fraction form
    9,039.88/13,561.24 = 2,798.44/x
  3. Step 3: Cross multiply
    9,039.88x = 13,561.24 × 2,798.44
  4. Step 4: Simplify right side
    9,039.88x = 37,950,316.47
  5. Step 5: Solve for x
    x = 37,950,316.47/9,039.88
  6. Step 6: Final answer
    x = 4,198.10

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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.