Home / 11,962.12-16,506.24-6,656.56

Finding the Fourth Proportional to 11,962.12, 16,506.24 and 6,656.56

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Solution

The fourth proportional to 11,962.12, 16,506.24 and 6,656.56 is: 9,185.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962.12 : 16,506.24 = 6,656.56 : x
  2. Step 2: Convert to fraction form
    11,962.12/16,506.24 = 6,656.56/x
  3. Step 3: Cross multiply
    11,962.12x = 16,506.24 × 6,656.56
  4. Step 4: Simplify right side
    11,962.12x = 109,874,776.93
  5. Step 5: Solve for x
    x = 109,874,776.93/11,962.12
  6. Step 6: Final answer
    x = 9,185.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.