Home / 11,435.36-17,150.70-3,115.94

Finding the Fourth Proportional to 11,435.36, 17,150.70 and 3,115.94

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Solution

The fourth proportional to 11,435.36, 17,150.70 and 3,115.94 is: 4,673.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,435.36 : 17,150.70 = 3,115.94 : x
  2. Step 2: Convert to fraction form
    11,435.36/17,150.70 = 3,115.94/x
  3. Step 3: Cross multiply
    11,435.36x = 17,150.70 × 3,115.94
  4. Step 4: Simplify right side
    11,435.36x = 53,440,552.16
  5. Step 5: Solve for x
    x = 53,440,552.16/11,435.36
  6. Step 6: Final answer
    x = 4,673.27

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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.