Home / 10,113.94-15,170.85-2,717.77

Finding the Fourth Proportional to 10,113.94, 15,170.85 and 2,717.77

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Solution

The fourth proportional to 10,113.94, 15,170.85 and 2,717.77 is: 4,076.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,113.94 : 15,170.85 = 2,717.77 : x
  2. Step 2: Convert to fraction form
    10,113.94/15,170.85 = 2,717.77/x
  3. Step 3: Cross multiply
    10,113.94x = 15,170.85 × 2,717.77
  4. Step 4: Simplify right side
    10,113.94x = 41,230,881.00
  5. Step 5: Solve for x
    x = 41,230,881.00/10,113.94
  6. Step 6: Final answer
    x = 4,076.64

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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.