Home / 11,975.54-16,526.25-6,942.68

Finding the Fourth Proportional to 11,975.54, 16,526.25 and 6,942.68

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Solution

The fourth proportional to 11,975.54, 16,526.25 and 6,942.68 is: 9,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,975.54 : 16,526.25 = 6,942.68 : x
  2. Step 2: Convert to fraction form
    11,975.54/16,526.25 = 6,942.68/x
  3. Step 3: Cross multiply
    11,975.54x = 16,526.25 × 6,942.68
  4. Step 4: Simplify right side
    11,975.54x = 114,736,444.69
  5. Step 5: Solve for x
    x = 114,736,444.69/11,975.54
  6. Step 6: Final answer
    x = 9,580.90

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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.