Home / 10,202.48-15,300.63-3,628.32

Finding the Fourth Proportional to 10,202.48, 15,300.63 and 3,628.32

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Solution

The fourth proportional to 10,202.48, 15,300.63 and 3,628.32 is: 5,441.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,202.48 : 15,300.63 = 3,628.32 : x
  2. Step 2: Convert to fraction form
    10,202.48/15,300.63 = 3,628.32/x
  3. Step 3: Cross multiply
    10,202.48x = 15,300.63 × 3,628.32
  4. Step 4: Simplify right side
    10,202.48x = 55,515,510.86
  5. Step 5: Solve for x
    x = 55,515,510.86/10,202.48
  6. Step 6: Final answer
    x = 5,441.37

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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.