Home / 11,672.42-17,511.05-4,277.12

Finding the Fourth Proportional to 11,672.42, 17,511.05 and 4,277.12

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Solution

The fourth proportional to 11,672.42, 17,511.05 and 4,277.12 is: 6,416.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672.42 : 17,511.05 = 4,277.12 : x
  2. Step 2: Convert to fraction form
    11,672.42/17,511.05 = 4,277.12/x
  3. Step 3: Cross multiply
    11,672.42x = 17,511.05 × 4,277.12
  4. Step 4: Simplify right side
    11,672.42x = 74,896,785.31
  5. Step 5: Solve for x
    x = 74,896,785.31/11,672.42
  6. Step 6: Final answer
    x = 6,416.56

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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.