Home / 5,177.36-7,760.91-2,055.53

Finding the Fourth Proportional to 5,177.36, 7,760.91 and 2,055.53

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Solution

The fourth proportional to 5,177.36, 7,760.91 and 2,055.53 is: 3,081.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177.36 : 7,760.91 = 2,055.53 : x
  2. Step 2: Convert to fraction form
    5,177.36/7,760.91 = 2,055.53/x
  3. Step 3: Cross multiply
    5,177.36x = 7,760.91 × 2,055.53
  4. Step 4: Simplify right side
    5,177.36x = 15,952,783.33
  5. Step 5: Solve for x
    x = 15,952,783.33/5,177.36
  6. Step 6: Final answer
    x = 3,081.26

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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.