Home / 11,968.04-17,960.28-4,176.86

Finding the Fourth Proportional to 11,968.04, 17,960.28 and 4,176.86

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Solution

The fourth proportional to 11,968.04, 17,960.28 and 4,176.86 is: 6,268.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,968.04 : 17,960.28 = 4,176.86 : x
  2. Step 2: Convert to fraction form
    11,968.04/17,960.28 = 4,176.86/x
  3. Step 3: Cross multiply
    11,968.04x = 17,960.28 × 4,176.86
  4. Step 4: Simplify right side
    11,968.04x = 75,017,575.12
  5. Step 5: Solve for x
    x = 75,017,575.12/11,968.04
  6. Step 6: Final answer
    x = 6,268.16

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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.