Home / 11,465.20-17,186.46-5,531.14

Finding the Fourth Proportional to 11,465.20, 17,186.46 and 5,531.14

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Solution

The fourth proportional to 11,465.20, 17,186.46 and 5,531.14 is: 8,291.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,465.20 : 17,186.46 = 5,531.14 : x
  2. Step 2: Convert to fraction form
    11,465.20/17,186.46 = 5,531.14/x
  3. Step 3: Cross multiply
    11,465.20x = 17,186.46 × 5,531.14
  4. Step 4: Simplify right side
    11,465.20x = 95,060,716.36
  5. Step 5: Solve for x
    x = 95,060,716.36/11,465.20
  6. Step 6: Final answer
    x = 8,291.24

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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.