Home / 3,304.42-4,956.20-1,918.50

Finding the Fourth Proportional to 3,304.42, 4,956.20 and 1,918.50

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Solution

The fourth proportional to 3,304.42, 4,956.20 and 1,918.50 is: 2,877.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.42 : 4,956.20 = 1,918.50 : x
  2. Step 2: Convert to fraction form
    3,304.42/4,956.20 = 1,918.50/x
  3. Step 3: Cross multiply
    3,304.42x = 4,956.20 × 1,918.50
  4. Step 4: Simplify right side
    3,304.42x = 9,508,469.70
  5. Step 5: Solve for x
    x = 9,508,469.70/3,304.42
  6. Step 6: Final answer
    x = 2,877.50

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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.