Home / 3,429.41-5,144.87-1,057.50

Finding the Fourth Proportional to 3,429.41, 5,144.87 and 1,057.50

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Solution

The fourth proportional to 3,429.41, 5,144.87 and 1,057.50 is: 1,586.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.41 : 5,144.87 = 1,057.50 : x
  2. Step 2: Convert to fraction form
    3,429.41/5,144.87 = 1,057.50/x
  3. Step 3: Cross multiply
    3,429.41x = 5,144.87 × 1,057.50
  4. Step 4: Simplify right side
    3,429.41x = 5,440,694.74
  5. Step 5: Solve for x
    x = 5,440,694.74/3,429.41
  6. Step 6: Final answer
    x = 1,586.48

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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.