Home / 3,379.26-4,663.21-1,886.97

Finding the Fourth Proportional to 3,379.26, 4,663.21 and 1,886.97

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Solution

The fourth proportional to 3,379.26, 4,663.21 and 1,886.97 is: 2,603.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.26 : 4,663.21 = 1,886.97 : x
  2. Step 2: Convert to fraction form
    3,379.26/4,663.21 = 1,886.97/x
  3. Step 3: Cross multiply
    3,379.26x = 4,663.21 × 1,886.97
  4. Step 4: Simplify right side
    3,379.26x = 8,799,337.91
  5. Step 5: Solve for x
    x = 8,799,337.91/3,379.26
  6. Step 6: Final answer
    x = 2,603.93

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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.