Home / 3,908.08-5,853.60-1,956.88

Finding the Fourth Proportional to 3,908.08, 5,853.60 and 1,956.88

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Solution

The fourth proportional to 3,908.08, 5,853.60 and 1,956.88 is: 2,931.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,908.08 : 5,853.60 = 1,956.88 : x
  2. Step 2: Convert to fraction form
    3,908.08/5,853.60 = 1,956.88/x
  3. Step 3: Cross multiply
    3,908.08x = 5,853.60 × 1,956.88
  4. Step 4: Simplify right side
    3,908.08x = 11,454,792.77
  5. Step 5: Solve for x
    x = 11,454,792.77/3,908.08
  6. Step 6: Final answer
    x = 2,931.05

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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.