Home / 11,823.75-16,316.07-7,049.07

Finding the Fourth Proportional to 11,823.75, 16,316.07 and 7,049.07

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Solution

The fourth proportional to 11,823.75, 16,316.07 and 7,049.07 is: 9,727.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.75 : 16,316.07 = 7,049.07 : x
  2. Step 2: Convert to fraction form
    11,823.75/16,316.07 = 7,049.07/x
  3. Step 3: Cross multiply
    11,823.75x = 16,316.07 × 7,049.07
  4. Step 4: Simplify right side
    11,823.75x = 115,013,119.55
  5. Step 5: Solve for x
    x = 115,013,119.55/11,823.75
  6. Step 6: Final answer
    x = 9,727.30

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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.