Home / 10,202.32-15,301.50-3,628.60

Finding the Fourth Proportional to 10,202.32, 15,301.50 and 3,628.60

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Solution

The fourth proportional to 10,202.32, 15,301.50 and 3,628.60 is: 5,442.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,202.32 : 15,301.50 = 3,628.60 : x
  2. Step 2: Convert to fraction form
    10,202.32/15,301.50 = 3,628.60/x
  3. Step 3: Cross multiply
    10,202.32x = 15,301.50 × 3,628.60
  4. Step 4: Simplify right side
    10,202.32x = 55,523,022.90
  5. Step 5: Solve for x
    x = 55,523,022.90/10,202.32
  6. Step 6: Final answer
    x = 5,442.20

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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.