Home / 3,379.48-4,668.16-2,718.82

Finding the Fourth Proportional to 3,379.48, 4,668.16 and 2,718.82

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Solution

The fourth proportional to 3,379.48, 4,668.16 and 2,718.82 is: 3,755.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.48 : 4,668.16 = 2,718.82 : x
  2. Step 2: Convert to fraction form
    3,379.48/4,668.16 = 2,718.82/x
  3. Step 3: Cross multiply
    3,379.48x = 4,668.16 × 2,718.82
  4. Step 4: Simplify right side
    3,379.48x = 12,691,886.77
  5. Step 5: Solve for x
    x = 12,691,886.77/3,379.48
  6. Step 6: Final answer
    x = 3,755.57

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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.