Home / 3,379.96-4,664.35-1,887.93

Finding the Fourth Proportional to 3,379.96, 4,664.35 and 1,887.93

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Solution

The fourth proportional to 3,379.96, 4,664.35 and 1,887.93 is: 2,605.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.96 : 4,664.35 = 1,887.93 : x
  2. Step 2: Convert to fraction form
    3,379.96/4,664.35 = 1,887.93/x
  3. Step 3: Cross multiply
    3,379.96x = 4,664.35 × 1,887.93
  4. Step 4: Simplify right side
    3,379.96x = 8,805,966.30
  5. Step 5: Solve for x
    x = 8,805,966.30/3,379.96
  6. Step 6: Final answer
    x = 2,605.35

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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.