Home / 10,028.76-15,042.80-4,766.29

Finding the Fourth Proportional to 10,028.76, 15,042.80 and 4,766.29

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Solution

The fourth proportional to 10,028.76, 15,042.80 and 4,766.29 is: 7,149.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.76 : 15,042.80 = 4,766.29 : x
  2. Step 2: Convert to fraction form
    10,028.76/15,042.80 = 4,766.29/x
  3. Step 3: Cross multiply
    10,028.76x = 15,042.80 × 4,766.29
  4. Step 4: Simplify right side
    10,028.76x = 71,698,399.43
  5. Step 5: Solve for x
    x = 71,698,399.43/10,028.76
  6. Step 6: Final answer
    x = 7,149.28

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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.