Home / 10,127.24-15,180.44-3,885.59

Finding the Fourth Proportional to 10,127.24, 15,180.44 and 3,885.59

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Solution

The fourth proportional to 10,127.24, 15,180.44 and 3,885.59 is: 5,824.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,127.24 : 15,180.44 = 3,885.59 : x
  2. Step 2: Convert to fraction form
    10,127.24/15,180.44 = 3,885.59/x
  3. Step 3: Cross multiply
    10,127.24x = 15,180.44 × 3,885.59
  4. Step 4: Simplify right side
    10,127.24x = 58,984,946.43
  5. Step 5: Solve for x
    x = 58,984,946.43/10,127.24
  6. Step 6: Final answer
    x = 5,824.39

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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.