Home / 4,815.54-6,645.51-2,719.71

Finding the Fourth Proportional to 4,815.54, 6,645.51 and 2,719.71

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Solution

The fourth proportional to 4,815.54, 6,645.51 and 2,719.71 is: 3,753.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.54 : 6,645.51 = 2,719.71 : x
  2. Step 2: Convert to fraction form
    4,815.54/6,645.51 = 2,719.71/x
  3. Step 3: Cross multiply
    4,815.54x = 6,645.51 × 2,719.71
  4. Step 4: Simplify right side
    4,815.54x = 18,073,860.00
  5. Step 5: Solve for x
    x = 18,073,860.00/4,815.54
  6. Step 6: Final answer
    x = 3,753.24

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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.