Home / 4,077.87-6,116.66-1,304.49

Finding the Fourth Proportional to 4,077.87, 6,116.66 and 1,304.49

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Solution

The fourth proportional to 4,077.87, 6,116.66 and 1,304.49 is: 1,956.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.87 : 6,116.66 = 1,304.49 : x
  2. Step 2: Convert to fraction form
    4,077.87/6,116.66 = 1,304.49/x
  3. Step 3: Cross multiply
    4,077.87x = 6,116.66 × 1,304.49
  4. Step 4: Simplify right side
    4,077.87x = 7,979,121.80
  5. Step 5: Solve for x
    x = 7,979,121.80/4,077.87
  6. Step 6: Final answer
    x = 1,956.69

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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.