Home / 11,634.58-17,437.92-5,386.12

Finding the Fourth Proportional to 11,634.58, 17,437.92 and 5,386.12

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Solution

The fourth proportional to 11,634.58, 17,437.92 and 5,386.12 is: 8,072.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,634.58 : 17,437.92 = 5,386.12 : x
  2. Step 2: Convert to fraction form
    11,634.58/17,437.92 = 5,386.12/x
  3. Step 3: Cross multiply
    11,634.58x = 17,437.92 × 5,386.12
  4. Step 4: Simplify right side
    11,634.58x = 93,922,729.67
  5. Step 5: Solve for x
    x = 93,922,729.67/11,634.58
  6. Step 6: Final answer
    x = 8,072.72

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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.