Home / 11,962.68-16,507.98-6,657.54

Finding the Fourth Proportional to 11,962.68, 16,507.98 and 6,657.54

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Solution

The fourth proportional to 11,962.68, 16,507.98 and 6,657.54 is: 9,187.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,962.68 : 16,507.98 = 6,657.54 : x
  2. Step 2: Convert to fraction form
    11,962.68/16,507.98 = 6,657.54/x
  3. Step 3: Cross multiply
    11,962.68x = 16,507.98 × 6,657.54
  4. Step 4: Simplify right side
    11,962.68x = 109,902,537.17
  5. Step 5: Solve for x
    x = 109,902,537.17/11,962.68
  6. Step 6: Final answer
    x = 9,187.12

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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.