Home / 3,210-4,815.84-2,332.08

Finding the Fourth Proportional to 3,210, 4,815.84 and 2,332.08

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Solution

The fourth proportional to 3,210, 4,815.84 and 2,332.08 is: 3,498.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210 : 4,815.84 = 2,332.08 : x
  2. Step 2: Convert to fraction form
    3,210/4,815.84 = 2,332.08/x
  3. Step 3: Cross multiply
    3,210x = 4,815.84 × 2,332.08
  4. Step 4: Simplify right side
    3,210x = 11,230,924.15
  5. Step 5: Solve for x
    x = 11,230,924.15/3,210
  6. Step 6: Final answer
    x = 3,498.73

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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.