Home / 10,202.18-15,285.14-4,265.98

Finding the Fourth Proportional to 10,202.18, 15,285.14 and 4,265.98

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Solution

The fourth proportional to 10,202.18, 15,285.14 and 4,265.98 is: 6,391.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,202.18 : 15,285.14 = 4,265.98 : x
  2. Step 2: Convert to fraction form
    10,202.18/15,285.14 = 4,265.98/x
  3. Step 3: Cross multiply
    10,202.18x = 15,285.14 × 4,265.98
  4. Step 4: Simplify right side
    10,202.18x = 65,206,101.54
  5. Step 5: Solve for x
    x = 65,206,101.54/10,202.18
  6. Step 6: Final answer
    x = 6,391.39

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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.