Home / 11,395.74-17,095.18-3,998.36

Finding the Fourth Proportional to 11,395.74, 17,095.18 and 3,998.36

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Solution

The fourth proportional to 11,395.74, 17,095.18 and 3,998.36 is: 5,998.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,395.74 : 17,095.18 = 3,998.36 : x
  2. Step 2: Convert to fraction form
    11,395.74/17,095.18 = 3,998.36/x
  3. Step 3: Cross multiply
    11,395.74x = 17,095.18 × 3,998.36
  4. Step 4: Simplify right side
    11,395.74x = 68,352,683.90
  5. Step 5: Solve for x
    x = 68,352,683.90/11,395.74
  6. Step 6: Final answer
    x = 5,998.09

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1.5x scale

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.