Home / 3,970.15-5,954.99-1,337.54

Finding the Fourth Proportional to 3,970.15, 5,954.99 and 1,337.54

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Solution

The fourth proportional to 3,970.15, 5,954.99 and 1,337.54 is: 2,006.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970.15 : 5,954.99 = 1,337.54 : x
  2. Step 2: Convert to fraction form
    3,970.15/5,954.99 = 1,337.54/x
  3. Step 3: Cross multiply
    3,970.15x = 5,954.99 × 1,337.54
  4. Step 4: Simplify right side
    3,970.15x = 7,965,055.56
  5. Step 5: Solve for x
    x = 7,965,055.56/3,970.15
  6. Step 6: Final answer
    x = 2,006.24

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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.