Home / 10,243.74-15,366.87-3,670.62

Finding the Fourth Proportional to 10,243.74, 15,366.87 and 3,670.62

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Solution

The fourth proportional to 10,243.74, 15,366.87 and 3,670.62 is: 5,506.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,243.74 : 15,366.87 = 3,670.62 : x
  2. Step 2: Convert to fraction form
    10,243.74/15,366.87 = 3,670.62/x
  3. Step 3: Cross multiply
    10,243.74x = 15,366.87 × 3,670.62
  4. Step 4: Simplify right side
    10,243.74x = 56,405,940.36
  5. Step 5: Solve for x
    x = 56,405,940.36/10,243.74
  6. Step 6: Final answer
    x = 5,506.38

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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.