Home / 11,674.53-16,111.51-6,369.44

Finding the Fourth Proportional to 11,674.53, 16,111.51 and 6,369.44

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Solution

The fourth proportional to 11,674.53, 16,111.51 and 6,369.44 is: 8,790.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,674.53 : 16,111.51 = 6,369.44 : x
  2. Step 2: Convert to fraction form
    11,674.53/16,111.51 = 6,369.44/x
  3. Step 3: Cross multiply
    11,674.53x = 16,111.51 × 6,369.44
  4. Step 4: Simplify right side
    11,674.53x = 102,621,199.77
  5. Step 5: Solve for x
    x = 102,621,199.77/11,674.53
  6. Step 6: Final answer
    x = 8,790.18

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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.