Home / 11,459.80-17,176.74-4,882.60

Finding the Fourth Proportional to 11,459.80, 17,176.74 and 4,882.60

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Solution

The fourth proportional to 11,459.80, 17,176.74 and 4,882.60 is: 7,318.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,459.80 : 17,176.74 = 4,882.60 : x
  2. Step 2: Convert to fraction form
    11,459.80/17,176.74 = 4,882.60/x
  3. Step 3: Cross multiply
    11,459.80x = 17,176.74 × 4,882.60
  4. Step 4: Simplify right side
    11,459.80x = 83,867,150.72
  5. Step 5: Solve for x
    x = 83,867,150.72/11,459.80
  6. Step 6: Final answer
    x = 7,318.38

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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.