Home / 2,783.85-3,841.55-1,524.66

Finding the Fourth Proportional to 2,783.85, 3,841.55 and 1,524.66

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Solution

The fourth proportional to 2,783.85, 3,841.55 and 1,524.66 is: 2,103.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783.85 : 3,841.55 = 1,524.66 : x
  2. Step 2: Convert to fraction form
    2,783.85/3,841.55 = 1,524.66/x
  3. Step 3: Cross multiply
    2,783.85x = 3,841.55 × 1,524.66
  4. Step 4: Simplify right side
    2,783.85x = 5,857,045.60
  5. Step 5: Solve for x
    x = 5,857,045.60/2,783.85
  6. Step 6: Final answer
    x = 2,103.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.