Home / 10,171.12-15,258.20-3,597.36

Finding the Fourth Proportional to 10,171.12, 15,258.20 and 3,597.36

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Solution

The fourth proportional to 10,171.12, 15,258.20 and 3,597.36 is: 5,396.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171.12 : 15,258.20 = 3,597.36 : x
  2. Step 2: Convert to fraction form
    10,171.12/15,258.20 = 3,597.36/x
  3. Step 3: Cross multiply
    10,171.12x = 15,258.20 × 3,597.36
  4. Step 4: Simplify right side
    10,171.12x = 54,889,238.35
  5. Step 5: Solve for x
    x = 54,889,238.35/10,171.12
  6. Step 6: Final answer
    x = 5,396.58

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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.