Home / 11,089.53-16,640.94-4,424.85

Finding the Fourth Proportional to 11,089.53, 16,640.94 and 4,424.85

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Solution

The fourth proportional to 11,089.53, 16,640.94 and 4,424.85 is: 6,639.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,089.53 : 16,640.94 = 4,424.85 : x
  2. Step 2: Convert to fraction form
    11,089.53/16,640.94 = 4,424.85/x
  3. Step 3: Cross multiply
    11,089.53x = 16,640.94 × 4,424.85
  4. Step 4: Simplify right side
    11,089.53x = 73,633,663.36
  5. Step 5: Solve for x
    x = 73,633,663.36/11,089.53
  6. Step 6: Final answer
    x = 6,639.93

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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.