Home / 11,857.52-17,789.44-3,537.56

Finding the Fourth Proportional to 11,857.52, 17,789.44 and 3,537.56

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Solution

The fourth proportional to 11,857.52, 17,789.44 and 3,537.56 is: 5,307.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,857.52 : 17,789.44 = 3,537.56 : x
  2. Step 2: Convert to fraction form
    11,857.52/17,789.44 = 3,537.56/x
  3. Step 3: Cross multiply
    11,857.52x = 17,789.44 × 3,537.56
  4. Step 4: Simplify right side
    11,857.52x = 62,931,211.37
  5. Step 5: Solve for x
    x = 62,931,211.37/11,857.52
  6. Step 6: Final answer
    x = 5,307.28

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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.