Home / 10,076.76-15,109.24-3,054.68

Finding the Fourth Proportional to 10,076.76, 15,109.24 and 3,054.68

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Solution

The fourth proportional to 10,076.76, 15,109.24 and 3,054.68 is: 4,580.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,076.76 : 15,109.24 = 3,054.68 : x
  2. Step 2: Convert to fraction form
    10,076.76/15,109.24 = 3,054.68/x
  3. Step 3: Cross multiply
    10,076.76x = 15,109.24 × 3,054.68
  4. Step 4: Simplify right side
    10,076.76x = 46,153,893.24
  5. Step 5: Solve for x
    x = 46,153,893.24/10,076.76
  6. Step 6: Final answer
    x = 4,580.23

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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.