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Finding the Fourth Proportional to 4,411.84, 6,604.80 and 3,480.88

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Solution

The fourth proportional to 4,411.84, 6,604.80 and 3,480.88 is: 5,211.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,411.84 : 6,604.80 = 3,480.88 : x
  2. Step 2: Convert to fraction form
    4,411.84/6,604.80 = 3,480.88/x
  3. Step 3: Cross multiply
    4,411.84x = 6,604.80 × 3,480.88
  4. Step 4: Simplify right side
    4,411.84x = 22,990,516.22
  5. Step 5: Solve for x
    x = 22,990,516.22/4,411.84
  6. Step 6: Final answer
    x = 5,211.09

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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.