Home / 3,087.36-4,631.04-1,797.12

Finding the Fourth Proportional to 3,087.36, 4,631.04 and 1,797.12

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Solution

The fourth proportional to 3,087.36, 4,631.04 and 1,797.12 is: 2,695.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.36 : 4,631.04 = 1,797.12 : x
  2. Step 2: Convert to fraction form
    3,087.36/4,631.04 = 1,797.12/x
  3. Step 3: Cross multiply
    3,087.36x = 4,631.04 × 1,797.12
  4. Step 4: Simplify right side
    3,087.36x = 8,322,534.60
  5. Step 5: Solve for x
    x = 8,322,534.60/3,087.36
  6. Step 6: Final answer
    x = 2,695.68

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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.