Home / 3,924.08-5,885.88-3,190.16

Finding the Fourth Proportional to 3,924.08, 5,885.88 and 3,190.16

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Solution

The fourth proportional to 3,924.08, 5,885.88 and 3,190.16 is: 4,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.08 : 5,885.88 = 3,190.16 : x
  2. Step 2: Convert to fraction form
    3,924.08/5,885.88 = 3,190.16/x
  3. Step 3: Cross multiply
    3,924.08x = 5,885.88 × 3,190.16
  4. Step 4: Simplify right side
    3,924.08x = 18,776,898.94
  5. Step 5: Solve for x
    x = 18,776,898.94/3,924.08
  6. Step 6: Final answer
    x = 4,785.04

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Double scale
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Similar ratio
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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.