Home / 3,210.73-4,809.40-2,582.64

Finding the Fourth Proportional to 3,210.73, 4,809.40 and 2,582.64

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Solution

The fourth proportional to 3,210.73, 4,809.40 and 2,582.64 is: 3,868.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.73 : 4,809.40 = 2,582.64 : x
  2. Step 2: Convert to fraction form
    3,210.73/4,809.40 = 2,582.64/x
  3. Step 3: Cross multiply
    3,210.73x = 4,809.40 × 2,582.64
  4. Step 4: Simplify right side
    3,210.73x = 12,420,942.86
  5. Step 5: Solve for x
    x = 12,420,942.86/3,210.73
  6. Step 6: Final answer
    x = 3,868.57

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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.