Home / 4,813.11-6,640.23-2,822.94

Finding the Fourth Proportional to 4,813.11, 6,640.23 and 2,822.94

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Solution

The fourth proportional to 4,813.11, 6,640.23 and 2,822.94 is: 3,894.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.11 : 6,640.23 = 2,822.94 : x
  2. Step 2: Convert to fraction form
    4,813.11/6,640.23 = 2,822.94/x
  3. Step 3: Cross multiply
    4,813.11x = 6,640.23 × 2,822.94
  4. Step 4: Simplify right side
    4,813.11x = 18,744,970.88
  5. Step 5: Solve for x
    x = 18,744,970.88/4,813.11
  6. Step 6: Final answer
    x = 3,894.57

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1.5x scale

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.