Home / 4,703.85-7,052.99-3,145.59

Finding the Fourth Proportional to 4,703.85, 7,052.99 and 3,145.59

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Solution

The fourth proportional to 4,703.85, 7,052.99 and 3,145.59 is: 4,716.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,703.85 : 7,052.99 = 3,145.59 : x
  2. Step 2: Convert to fraction form
    4,703.85/7,052.99 = 3,145.59/x
  3. Step 3: Cross multiply
    4,703.85x = 7,052.99 × 3,145.59
  4. Step 4: Simplify right side
    4,703.85x = 22,185,799.09
  5. Step 5: Solve for x
    x = 22,185,799.09/4,703.85
  6. Step 6: Final answer
    x = 4,716.52

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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.