Home / 11,079.64-16,615.84-3,682.11

Finding the Fourth Proportional to 11,079.64, 16,615.84 and 3,682.11

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Solution

The fourth proportional to 11,079.64, 16,615.84 and 3,682.11 is: 5,521.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.64 : 16,615.84 = 3,682.11 : x
  2. Step 2: Convert to fraction form
    11,079.64/16,615.84 = 3,682.11/x
  3. Step 3: Cross multiply
    11,079.64x = 16,615.84 × 3,682.11
  4. Step 4: Simplify right side
    11,079.64x = 61,181,359.83
  5. Step 5: Solve for x
    x = 61,181,359.83/11,079.64
  6. Step 6: Final answer
    x = 5,521.96

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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.