Home / 11,086.46-16,618.68-3,685.88

Finding the Fourth Proportional to 11,086.46, 16,618.68 and 3,685.88

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Solution

The fourth proportional to 11,086.46, 16,618.68 and 3,685.88 is: 5,525.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086.46 : 16,618.68 = 3,685.88 : x
  2. Step 2: Convert to fraction form
    11,086.46/16,618.68 = 3,685.88/x
  3. Step 3: Cross multiply
    11,086.46x = 16,618.68 × 3,685.88
  4. Step 4: Simplify right side
    11,086.46x = 61,254,460.24
  5. Step 5: Solve for x
    x = 61,254,460.24/11,086.46
  6. Step 6: Final answer
    x = 5,525.16

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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.