Home / 3,739.16-5,609.15-1,400.29

Finding the Fourth Proportional to 3,739.16, 5,609.15 and 1,400.29

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Solution

The fourth proportional to 3,739.16, 5,609.15 and 1,400.29 is: 2,100.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.16 : 5,609.15 = 1,400.29 : x
  2. Step 2: Convert to fraction form
    3,739.16/5,609.15 = 1,400.29/x
  3. Step 3: Cross multiply
    3,739.16x = 5,609.15 × 1,400.29
  4. Step 4: Simplify right side
    3,739.16x = 7,854,420.88
  5. Step 5: Solve for x
    x = 7,854,420.88/3,739.16
  6. Step 6: Final answer
    x = 2,100.58

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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.