Home / 10,173.85-15,263.11-3,933.91

Finding the Fourth Proportional to 10,173.85, 15,263.11 and 3,933.91

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Solution

The fourth proportional to 10,173.85, 15,263.11 and 3,933.91 is: 5,901.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,173.85 : 15,263.11 = 3,933.91 : x
  2. Step 2: Convert to fraction form
    10,173.85/15,263.11 = 3,933.91/x
  3. Step 3: Cross multiply
    10,173.85x = 15,263.11 × 3,933.91
  4. Step 4: Simplify right side
    10,173.85x = 60,043,701.06
  5. Step 5: Solve for x
    x = 60,043,701.06/10,173.85
  6. Step 6: Final answer
    x = 5,901.77

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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.