Home / 11,968.16-17,952.35-4,176.99

Finding the Fourth Proportional to 11,968.16, 17,952.35 and 4,176.99

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Solution

The fourth proportional to 11,968.16, 17,952.35 and 4,176.99 is: 6,265.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968.16 : 17,952.35 = 4,176.99 : x
  2. Step 2: Convert to fraction form
    11,968.16/17,952.35 = 4,176.99/x
  3. Step 3: Cross multiply
    11,968.16x = 17,952.35 × 4,176.99
  4. Step 4: Simplify right side
    11,968.16x = 74,986,765.54
  5. Step 5: Solve for x
    x = 74,986,765.54/11,968.16
  6. Step 6: Final answer
    x = 6,265.52

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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.