Home / 11,412.12-17,120.46-5,568.84

Finding the Fourth Proportional to 11,412.12, 17,120.46 and 5,568.84

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Solution

The fourth proportional to 11,412.12, 17,120.46 and 5,568.84 is: 8,354.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,412.12 : 17,120.46 = 5,568.84 : x
  2. Step 2: Convert to fraction form
    11,412.12/17,120.46 = 5,568.84/x
  3. Step 3: Cross multiply
    11,412.12x = 17,120.46 × 5,568.84
  4. Step 4: Simplify right side
    11,412.12x = 95,341,102.47
  5. Step 5: Solve for x
    x = 95,341,102.47/11,412.12
  6. Step 6: Final answer
    x = 8,354.37

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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.