Home / 5,066.36-7,600.32-2,145.44

Finding the Fourth Proportional to 5,066.36, 7,600.32 and 2,145.44

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Solution

The fourth proportional to 5,066.36, 7,600.32 and 2,145.44 is: 3,218.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,066.36 : 7,600.32 = 2,145.44 : x
  2. Step 2: Convert to fraction form
    5,066.36/7,600.32 = 2,145.44/x
  3. Step 3: Cross multiply
    5,066.36x = 7,600.32 × 2,145.44
  4. Step 4: Simplify right side
    5,066.36x = 16,306,030.54
  5. Step 5: Solve for x
    x = 16,306,030.54/5,066.36
  6. Step 6: Final answer
    x = 3,218.49

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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.