Home / 10,173.12-15,261.21-3,599.37

Finding the Fourth Proportional to 10,173.12, 15,261.21 and 3,599.37

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Solution

The fourth proportional to 10,173.12, 15,261.21 and 3,599.37 is: 5,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,173.12 : 15,261.21 = 3,599.37 : x
  2. Step 2: Convert to fraction form
    10,173.12/15,261.21 = 3,599.37/x
  3. Step 3: Cross multiply
    10,173.12x = 15,261.21 × 3,599.37
  4. Step 4: Simplify right side
    10,173.12x = 54,930,741.44
  5. Step 5: Solve for x
    x = 54,930,741.44/10,173.12
  6. Step 6: Final answer
    x = 5,399.60

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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.