Home / 4,989.11-7,483.32-2,067.32

Finding the Fourth Proportional to 4,989.11, 7,483.32 and 2,067.32

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Solution

The fourth proportional to 4,989.11, 7,483.32 and 2,067.32 is: 3,100.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.11 : 7,483.32 = 2,067.32 : x
  2. Step 2: Convert to fraction form
    4,989.11/7,483.32 = 2,067.32/x
  3. Step 3: Cross multiply
    4,989.11x = 7,483.32 × 2,067.32
  4. Step 4: Simplify right side
    4,989.11x = 15,470,417.10
  5. Step 5: Solve for x
    x = 15,470,417.10/4,989.11
  6. Step 6: Final answer
    x = 3,100.84

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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.