Home / 4,815.33-6,645.18-2,719.46

Finding the Fourth Proportional to 4,815.33, 6,645.18 and 2,719.46

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Solution

The fourth proportional to 4,815.33, 6,645.18 and 2,719.46 is: 3,752.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.33 : 6,645.18 = 2,719.46 : x
  2. Step 2: Convert to fraction form
    4,815.33/6,645.18 = 2,719.46/x
  3. Step 3: Cross multiply
    4,815.33x = 6,645.18 × 2,719.46
  4. Step 4: Simplify right side
    4,815.33x = 18,071,267.98
  5. Step 5: Solve for x
    x = 18,071,267.98/4,815.33
  6. Step 6: Final answer
    x = 3,752.86

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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.