Home / 2,813.84-4,217.64-1,169.52

Finding the Fourth Proportional to 2,813.84, 4,217.64 and 1,169.52

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Solution

The fourth proportional to 2,813.84, 4,217.64 and 1,169.52 is: 1,752.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,813.84 : 4,217.64 = 1,169.52 : x
  2. Step 2: Convert to fraction form
    2,813.84/4,217.64 = 1,169.52/x
  3. Step 3: Cross multiply
    2,813.84x = 4,217.64 × 1,169.52
  4. Step 4: Simplify right side
    2,813.84x = 4,932,614.33
  5. Step 5: Solve for x
    x = 4,932,614.33/2,813.84
  6. Step 6: Final answer
    x = 1,752.98

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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.