Home / 11,580.62-17,320.84-6,825.47

Finding the Fourth Proportional to 11,580.62, 17,320.84 and 6,825.47

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Solution

The fourth proportional to 11,580.62, 17,320.84 and 6,825.47 is: 10,208.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,580.62 : 17,320.84 = 6,825.47 : x
  2. Step 2: Convert to fraction form
    11,580.62/17,320.84 = 6,825.47/x
  3. Step 3: Cross multiply
    11,580.62x = 17,320.84 × 6,825.47
  4. Step 4: Simplify right side
    11,580.62x = 118,222,770.13
  5. Step 5: Solve for x
    x = 118,222,770.13/11,580.62
  6. Step 6: Final answer
    x = 10,208.68

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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.