Home / 4,442.88-6,660.54-2,712.72

Finding the Fourth Proportional to 4,442.88, 6,660.54 and 2,712.72

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Solution

The fourth proportional to 4,442.88, 6,660.54 and 2,712.72 is: 4,066.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,442.88 : 6,660.54 = 2,712.72 : x
  2. Step 2: Convert to fraction form
    4,442.88/6,660.54 = 2,712.72/x
  3. Step 3: Cross multiply
    4,442.88x = 6,660.54 × 2,712.72
  4. Step 4: Simplify right side
    4,442.88x = 18,068,180.07
  5. Step 5: Solve for x
    x = 18,068,180.07/4,442.88
  6. Step 6: Final answer
    x = 4,066.77

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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.