Home / 11,107.49-16,661.23-4,446.98

Finding the Fourth Proportional to 11,107.49, 16,661.23 and 4,446.98

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Solution

The fourth proportional to 11,107.49, 16,661.23 and 4,446.98 is: 6,670.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,107.49 : 16,661.23 = 4,446.98 : x
  2. Step 2: Convert to fraction form
    11,107.49/16,661.23 = 4,446.98/x
  3. Step 3: Cross multiply
    11,107.49x = 16,661.23 × 4,446.98
  4. Step 4: Simplify right side
    11,107.49x = 74,092,243.38
  5. Step 5: Solve for x
    x = 74,092,243.38/11,107.49
  6. Step 6: Final answer
    x = 6,670.48

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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.