Home / 3,431.26-4,735.14-1,859.35

Finding the Fourth Proportional to 3,431.26, 4,735.14 and 1,859.35

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Solution

The fourth proportional to 3,431.26, 4,735.14 and 1,859.35 is: 2,565.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431.26 : 4,735.14 = 1,859.35 : x
  2. Step 2: Convert to fraction form
    3,431.26/4,735.14 = 1,859.35/x
  3. Step 3: Cross multiply
    3,431.26x = 4,735.14 × 1,859.35
  4. Step 4: Simplify right side
    3,431.26x = 8,804,282.56
  5. Step 5: Solve for x
    x = 8,804,282.56/3,431.26
  6. Step 6: Final answer
    x = 2,565.91

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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.