Home / 5,180.18-7,151.04-3,055.01

Finding the Fourth Proportional to 5,180.18, 7,151.04 and 3,055.01

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Solution

The fourth proportional to 5,180.18, 7,151.04 and 3,055.01 is: 4,217.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.18 : 7,151.04 = 3,055.01 : x
  2. Step 2: Convert to fraction form
    5,180.18/7,151.04 = 3,055.01/x
  3. Step 3: Cross multiply
    5,180.18x = 7,151.04 × 3,055.01
  4. Step 4: Simplify right side
    5,180.18x = 21,846,483.44
  5. Step 5: Solve for x
    x = 21,846,483.44/5,180.18
  6. Step 6: Final answer
    x = 4,217.32

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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.