Home / 3,304.80-4,958.28-1,919.70

Finding the Fourth Proportional to 3,304.80, 4,958.28 and 1,919.70

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Solution

The fourth proportional to 3,304.80, 4,958.28 and 1,919.70 is: 2,880.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,304.80 : 4,958.28 = 1,919.70 : x
  2. Step 2: Convert to fraction form
    3,304.80/4,958.28 = 1,919.70/x
  3. Step 3: Cross multiply
    3,304.80x = 4,958.28 × 1,919.70
  4. Step 4: Simplify right side
    3,304.80x = 9,518,410.12
  5. Step 5: Solve for x
    x = 9,518,410.12/3,304.80
  6. Step 6: Final answer
    x = 2,880.18

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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.