Home / 7,486.55-11,230.82-2,554.86

Finding the Fourth Proportional to 7,486.55, 11,230.82 and 2,554.86

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Solution

The fourth proportional to 7,486.55, 11,230.82 and 2,554.86 is: 3,832.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.55 : 11,230.82 = 2,554.86 : x
  2. Step 2: Convert to fraction form
    7,486.55/11,230.82 = 2,554.86/x
  3. Step 3: Cross multiply
    7,486.55x = 11,230.82 × 2,554.86
  4. Step 4: Simplify right side
    7,486.55x = 28,693,172.79
  5. Step 5: Solve for x
    x = 28,693,172.79/7,486.55
  6. Step 6: Final answer
    x = 3,832.63

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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.