Home / 3,246.84-4,459.05-2,721.96

Finding the Fourth Proportional to 3,246.84, 4,459.05 and 2,721.96

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Solution

The fourth proportional to 3,246.84, 4,459.05 and 2,721.96 is: 3,738.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.84 : 4,459.05 = 2,721.96 : x
  2. Step 2: Convert to fraction form
    3,246.84/4,459.05 = 2,721.96/x
  3. Step 3: Cross multiply
    3,246.84x = 4,459.05 × 2,721.96
  4. Step 4: Simplify right side
    3,246.84x = 12,137,355.74
  5. Step 5: Solve for x
    x = 12,137,355.74/3,246.84
  6. Step 6: Final answer
    x = 3,738.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.