Home / 4,513.84-6,229.34-2,721.90

Finding the Fourth Proportional to 4,513.84, 6,229.34 and 2,721.90

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Solution

The fourth proportional to 4,513.84, 6,229.34 and 2,721.90 is: 3,756.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,513.84 : 6,229.34 = 2,721.90 : x
  2. Step 2: Convert to fraction form
    4,513.84/6,229.34 = 2,721.90/x
  3. Step 3: Cross multiply
    4,513.84x = 6,229.34 × 2,721.90
  4. Step 4: Simplify right side
    4,513.84x = 16,955,640.55
  5. Step 5: Solve for x
    x = 16,955,640.55/4,513.84
  6. Step 6: Final answer
    x = 3,756.37

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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.