Home / 4,815.51-6,646.97-2,826.02

Finding the Fourth Proportional to 4,815.51, 6,646.97 and 2,826.02

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Solution

The fourth proportional to 4,815.51, 6,646.97 and 2,826.02 is: 3,900.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.51 : 6,646.97 = 2,826.02 : x
  2. Step 2: Convert to fraction form
    4,815.51/6,646.97 = 2,826.02/x
  3. Step 3: Cross multiply
    4,815.51x = 6,646.97 × 2,826.02
  4. Step 4: Simplify right side
    4,815.51x = 18,784,470.16
  5. Step 5: Solve for x
    x = 18,784,470.16/4,815.51
  6. Step 6: Final answer
    x = 3,900.83

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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.