Home / 10,548.13-15,822.20-3,627.49

Finding the Fourth Proportional to 10,548.13, 15,822.20 and 3,627.49

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Solution

The fourth proportional to 10,548.13, 15,822.20 and 3,627.49 is: 5,441.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,548.13 : 15,822.20 = 3,627.49 : x
  2. Step 2: Convert to fraction form
    10,548.13/15,822.20 = 3,627.49/x
  3. Step 3: Cross multiply
    10,548.13x = 15,822.20 × 3,627.49
  4. Step 4: Simplify right side
    10,548.13x = 57,394,872.28
  5. Step 5: Solve for x
    x = 57,394,872.28/10,548.13
  6. Step 6: Final answer
    x = 5,441.24

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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.