Home / 11,656.76-17,486.37-4,993.94

Finding the Fourth Proportional to 11,656.76, 17,486.37 and 4,993.94

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Solution

The fourth proportional to 11,656.76, 17,486.37 and 4,993.94 is: 7,491.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,656.76 : 17,486.37 = 4,993.94 : x
  2. Step 2: Convert to fraction form
    11,656.76/17,486.37 = 4,993.94/x
  3. Step 3: Cross multiply
    11,656.76x = 17,486.37 × 4,993.94
  4. Step 4: Simplify right side
    11,656.76x = 87,325,795.17
  5. Step 5: Solve for x
    x = 87,325,795.17/11,656.76
  6. Step 6: Final answer
    x = 7,491.43

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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.