Home / 11,075.91-16,618.29-4,502.61

Finding the Fourth Proportional to 11,075.91, 16,618.29 and 4,502.61

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Solution

The fourth proportional to 11,075.91, 16,618.29 and 4,502.61 is: 6,755.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075.91 : 16,618.29 = 4,502.61 : x
  2. Step 2: Convert to fraction form
    11,075.91/16,618.29 = 4,502.61/x
  3. Step 3: Cross multiply
    11,075.91x = 16,618.29 × 4,502.61
  4. Step 4: Simplify right side
    11,075.91x = 74,825,678.74
  5. Step 5: Solve for x
    x = 74,825,678.74/11,075.91
  6. Step 6: Final answer
    x = 6,755.71

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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.