Home / 3,354.30-5,032.01-1,406.65

Finding the Fourth Proportional to 3,354.30, 5,032.01 and 1,406.65

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Solution

The fourth proportional to 3,354.30, 5,032.01 and 1,406.65 is: 2,110.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.30 : 5,032.01 = 1,406.65 : x
  2. Step 2: Convert to fraction form
    3,354.30/5,032.01 = 1,406.65/x
  3. Step 3: Cross multiply
    3,354.30x = 5,032.01 × 1,406.65
  4. Step 4: Simplify right side
    3,354.30x = 7,078,276.87
  5. Step 5: Solve for x
    x = 7,078,276.87/3,354.30
  6. Step 6: Final answer
    x = 2,110.21

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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.