Home / 11,620.11-16,035.84-6,314.95

Finding the Fourth Proportional to 11,620.11, 16,035.84 and 6,314.95

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Solution

The fourth proportional to 11,620.11, 16,035.84 and 6,314.95 is: 8,714.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,620.11 : 16,035.84 = 6,314.95 : x
  2. Step 2: Convert to fraction form
    11,620.11/16,035.84 = 6,314.95/x
  3. Step 3: Cross multiply
    11,620.11x = 16,035.84 × 6,314.95
  4. Step 4: Simplify right side
    11,620.11x = 101,265,487.72
  5. Step 5: Solve for x
    x = 101,265,487.72/11,620.11
  6. Step 6: Final answer
    x = 8,714.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.