Home / 10,942.09-16,411.60-6,246.88

Finding the Fourth Proportional to 10,942.09, 16,411.60 and 6,246.88

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Solution

The fourth proportional to 10,942.09, 16,411.60 and 6,246.88 is: 9,369.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,942.09 : 16,411.60 = 6,246.88 : x
  2. Step 2: Convert to fraction form
    10,942.09/16,411.60 = 6,246.88/x
  3. Step 3: Cross multiply
    10,942.09x = 16,411.60 × 6,246.88
  4. Step 4: Simplify right side
    10,942.09x = 102,521,239.16
  5. Step 5: Solve for x
    x = 102,521,239.16/10,942.09
  6. Step 6: Final answer
    x = 9,369.44

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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.