Home / 4,821.84-7,232.76-3,091.68

Finding the Fourth Proportional to 4,821.84, 7,232.76 and 3,091.68

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Solution

The fourth proportional to 4,821.84, 7,232.76 and 3,091.68 is: 4,637.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.84 : 7,232.76 = 3,091.68 : x
  2. Step 2: Convert to fraction form
    4,821.84/7,232.76 = 3,091.68/x
  3. Step 3: Cross multiply
    4,821.84x = 7,232.76 × 3,091.68
  4. Step 4: Simplify right side
    4,821.84x = 22,361,379.44
  5. Step 5: Solve for x
    x = 22,361,379.44/4,821.84
  6. Step 6: Final answer
    x = 4,637.52

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Similar ratio
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1.5x scale

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.