Home / 7,087.83-10,632.11-2,157.09

Finding the Fourth Proportional to 7,087.83, 10,632.11 and 2,157.09

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Solution

The fourth proportional to 7,087.83, 10,632.11 and 2,157.09 is: 3,235.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.83 : 10,632.11 = 2,157.09 : x
  2. Step 2: Convert to fraction form
    7,087.83/10,632.11 = 2,157.09/x
  3. Step 3: Cross multiply
    7,087.83x = 10,632.11 × 2,157.09
  4. Step 4: Simplify right side
    7,087.83x = 22,934,418.16
  5. Step 5: Solve for x
    x = 22,934,418.16/7,087.83
  6. Step 6: Final answer
    x = 3,235.75

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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.