Home / 9,940.11-14,911.59-3,699.60

Finding the Fourth Proportional to 9,940.11, 14,911.59 and 3,699.60

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Solution

The fourth proportional to 9,940.11, 14,911.59 and 3,699.60 is: 5,549.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,940.11 : 14,911.59 = 3,699.60 : x
  2. Step 2: Convert to fraction form
    9,940.11/14,911.59 = 3,699.60/x
  3. Step 3: Cross multiply
    9,940.11x = 14,911.59 × 3,699.60
  4. Step 4: Simplify right side
    9,940.11x = 55,166,918.36
  5. Step 5: Solve for x
    x = 55,166,918.36/9,940.11
  6. Step 6: Final answer
    x = 5,549.93

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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.