Home / 3,035.62-4,553.91-1,087.78

Finding the Fourth Proportional to 3,035.62, 4,553.91 and 1,087.78

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Solution

The fourth proportional to 3,035.62, 4,553.91 and 1,087.78 is: 1,631.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.62 : 4,553.91 = 1,087.78 : x
  2. Step 2: Convert to fraction form
    3,035.62/4,553.91 = 1,087.78/x
  3. Step 3: Cross multiply
    3,035.62x = 4,553.91 × 1,087.78
  4. Step 4: Simplify right side
    3,035.62x = 4,953,652.22
  5. Step 5: Solve for x
    x = 4,953,652.22/3,035.62
  6. Step 6: Final answer
    x = 1,631.84

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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.