Home / 11,480.28-17,220.60-3,583

Finding the Fourth Proportional to 11,480.28, 17,220.60 and 3,583

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Solution

The fourth proportional to 11,480.28, 17,220.60 and 3,583 is: 5,374.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480.28 : 17,220.60 = 3,583 : x
  2. Step 2: Convert to fraction form
    11,480.28/17,220.60 = 3,583/x
  3. Step 3: Cross multiply
    11,480.28x = 17,220.60 × 3,583
  4. Step 4: Simplify right side
    11,480.28x = 61,701,409.80
  5. Step 5: Solve for x
    x = 61,701,409.80/11,480.28
  6. Step 6: Final answer
    x = 5,374.56

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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.