Home / 3,379.51-4,663.18-1,887.35

Finding the Fourth Proportional to 3,379.51, 4,663.18 and 1,887.35

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Solution

The fourth proportional to 3,379.51, 4,663.18 and 1,887.35 is: 2,604.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.51 : 4,663.18 = 1,887.35 : x
  2. Step 2: Convert to fraction form
    3,379.51/4,663.18 = 1,887.35/x
  3. Step 3: Cross multiply
    3,379.51x = 4,663.18 × 1,887.35
  4. Step 4: Simplify right side
    3,379.51x = 8,801,052.77
  5. Step 5: Solve for x
    x = 8,801,052.77/3,379.51
  6. Step 6: Final answer
    x = 2,604.24

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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.