Home / 3,458.91-4,773.31-1,887.03

Finding the Fourth Proportional to 3,458.91, 4,773.31 and 1,887.03

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Solution

The fourth proportional to 3,458.91, 4,773.31 and 1,887.03 is: 2,604.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,458.91 : 4,773.31 = 1,887.03 : x
  2. Step 2: Convert to fraction form
    3,458.91/4,773.31 = 1,887.03/x
  3. Step 3: Cross multiply
    3,458.91x = 4,773.31 × 1,887.03
  4. Step 4: Simplify right side
    3,458.91x = 9,007,381.67
  5. Step 5: Solve for x
    x = 9,007,381.67/3,458.91
  6. Step 6: Final answer
    x = 2,604.11

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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.