Home / 11,286.08-16,930.74-3,495.56

Finding the Fourth Proportional to 11,286.08, 16,930.74 and 3,495.56

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Solution

The fourth proportional to 11,286.08, 16,930.74 and 3,495.56 is: 5,243.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,286.08 : 16,930.74 = 3,495.56 : x
  2. Step 2: Convert to fraction form
    11,286.08/16,930.74 = 3,495.56/x
  3. Step 3: Cross multiply
    11,286.08x = 16,930.74 × 3,495.56
  4. Step 4: Simplify right side
    11,286.08x = 59,182,417.51
  5. Step 5: Solve for x
    x = 59,182,417.51/11,286.08
  6. Step 6: Final answer
    x = 5,243.84

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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.