Home / 11,013.75-16,519.80-4,435.74

Finding the Fourth Proportional to 11,013.75, 16,519.80 and 4,435.74

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Solution

The fourth proportional to 11,013.75, 16,519.80 and 4,435.74 is: 6,653.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,013.75 : 16,519.80 = 4,435.74 : x
  2. Step 2: Convert to fraction form
    11,013.75/16,519.80 = 4,435.74/x
  3. Step 3: Cross multiply
    11,013.75x = 16,519.80 × 4,435.74
  4. Step 4: Simplify right side
    11,013.75x = 73,277,537.65
  5. Step 5: Solve for x
    x = 73,277,537.65/11,013.75
  6. Step 6: Final answer
    x = 6,653.28

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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.