Home / 11,808.95-17,714.36-3,911.14

Finding the Fourth Proportional to 11,808.95, 17,714.36 and 3,911.14

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Solution

The fourth proportional to 11,808.95, 17,714.36 and 3,911.14 is: 5,867.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.95 : 17,714.36 = 3,911.14 : x
  2. Step 2: Convert to fraction form
    11,808.95/17,714.36 = 3,911.14/x
  3. Step 3: Cross multiply
    11,808.95x = 17,714.36 × 3,911.14
  4. Step 4: Simplify right side
    11,808.95x = 69,283,369.85
  5. Step 5: Solve for x
    x = 69,283,369.85/11,808.95
  6. Step 6: Final answer
    x = 5,867.02

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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.