Home / 11,240.85-16,849.95-3,840.27

Finding the Fourth Proportional to 11,240.85, 16,849.95 and 3,840.27

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Solution

The fourth proportional to 11,240.85, 16,849.95 and 3,840.27 is: 5,756.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.85 : 16,849.95 = 3,840.27 : x
  2. Step 2: Convert to fraction form
    11,240.85/16,849.95 = 3,840.27/x
  3. Step 3: Cross multiply
    11,240.85x = 16,849.95 × 3,840.27
  4. Step 4: Simplify right side
    11,240.85x = 64,708,357.49
  5. Step 5: Solve for x
    x = 64,708,357.49/11,240.85
  6. Step 6: Final answer
    x = 5,756.54

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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.