Home / 10,051.54-15,078.60-3,725.56

Finding the Fourth Proportional to 10,051.54, 15,078.60 and 3,725.56

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Solution

The fourth proportional to 10,051.54, 15,078.60 and 3,725.56 is: 5,588.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.54 : 15,078.60 = 3,725.56 : x
  2. Step 2: Convert to fraction form
    10,051.54/15,078.60 = 3,725.56/x
  3. Step 3: Cross multiply
    10,051.54x = 15,078.60 × 3,725.56
  4. Step 4: Simplify right side
    10,051.54x = 56,176,229.02
  5. Step 5: Solve for x
    x = 56,176,229.02/10,051.54
  6. Step 6: Final answer
    x = 5,588.82

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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.