Home / 11,835.38-17,752.37-4,439.22

Finding the Fourth Proportional to 11,835.38, 17,752.37 and 4,439.22

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Solution

The fourth proportional to 11,835.38, 17,752.37 and 4,439.22 is: 6,658.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,835.38 : 17,752.37 = 4,439.22 : x
  2. Step 2: Convert to fraction form
    11,835.38/17,752.37 = 4,439.22/x
  3. Step 3: Cross multiply
    11,835.38x = 17,752.37 × 4,439.22
  4. Step 4: Simplify right side
    11,835.38x = 78,806,675.95
  5. Step 5: Solve for x
    x = 78,806,675.95/11,835.38
  6. Step 6: Final answer
    x = 6,658.57

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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.