Home / 3,354.64-5,032.26-1,379.81

Finding the Fourth Proportional to 3,354.64, 5,032.26 and 1,379.81

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Solution

The fourth proportional to 3,354.64, 5,032.26 and 1,379.81 is: 2,069.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.64 : 5,032.26 = 1,379.81 : x
  2. Step 2: Convert to fraction form
    3,354.64/5,032.26 = 1,379.81/x
  3. Step 3: Cross multiply
    3,354.64x = 5,032.26 × 1,379.81
  4. Step 4: Simplify right side
    3,354.64x = 6,943,575.25
  5. Step 5: Solve for x
    x = 6,943,575.25/3,354.64
  6. Step 6: Final answer
    x = 2,069.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.