Home / 4,821.84-6,646.18-3,227.91

Finding the Fourth Proportional to 4,821.84, 6,646.18 and 3,227.91

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Solution

The fourth proportional to 4,821.84, 6,646.18 and 3,227.91 is: 4,449.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.84 : 6,646.18 = 3,227.91 : x
  2. Step 2: Convert to fraction form
    4,821.84/6,646.18 = 3,227.91/x
  3. Step 3: Cross multiply
    4,821.84x = 6,646.18 × 3,227.91
  4. Step 4: Simplify right side
    4,821.84x = 21,453,270.88
  5. Step 5: Solve for x
    x = 21,453,270.88/4,821.84
  6. Step 6: Final answer
    x = 4,449.19

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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.