Home / 3,968.51-5,953.19-1,337.90

Finding the Fourth Proportional to 3,968.51, 5,953.19 and 1,337.90

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Solution

The fourth proportional to 3,968.51, 5,953.19 and 1,337.90 is: 2,006.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.51 : 5,953.19 = 1,337.90 : x
  2. Step 2: Convert to fraction form
    3,968.51/5,953.19 = 1,337.90/x
  3. Step 3: Cross multiply
    3,968.51x = 5,953.19 × 1,337.90
  4. Step 4: Simplify right side
    3,968.51x = 7,964,736.45
  5. Step 5: Solve for x
    x = 7,964,736.45/3,968.51
  6. Step 6: Final answer
    x = 2,006.99

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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.