Home / 3,964.16-5,911.35-3,687.14

Finding the Fourth Proportional to 3,964.16, 5,911.35 and 3,687.14

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Solution

The fourth proportional to 3,964.16, 5,911.35 and 3,687.14 is: 5,498.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.16 : 5,911.35 = 3,687.14 : x
  2. Step 2: Convert to fraction form
    3,964.16/5,911.35 = 3,687.14/x
  3. Step 3: Cross multiply
    3,964.16x = 5,911.35 × 3,687.14
  4. Step 4: Simplify right side
    3,964.16x = 21,795,956.60
  5. Step 5: Solve for x
    x = 21,795,956.60/3,964.16
  6. Step 6: Final answer
    x = 5,498.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.