Home / 9,971.91-13,760.62-5,495.41

Finding the Fourth Proportional to 9,971.91, 13,760.62 and 5,495.41

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Solution

The fourth proportional to 9,971.91, 13,760.62 and 5,495.41 is: 7,583.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,971.91 : 13,760.62 = 5,495.41 : x
  2. Step 2: Convert to fraction form
    9,971.91/13,760.62 = 5,495.41/x
  3. Step 3: Cross multiply
    9,971.91x = 13,760.62 × 5,495.41
  4. Step 4: Simplify right side
    9,971.91x = 75,620,252.22
  5. Step 5: Solve for x
    x = 75,620,252.22/9,971.91
  6. Step 6: Final answer
    x = 7,583.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.