Home / 11,455.10-17,166.44-4,874.66

Finding the Fourth Proportional to 11,455.10, 17,166.44 and 4,874.66

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Solution

The fourth proportional to 11,455.10, 17,166.44 and 4,874.66 is: 7,305.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,455.10 : 17,166.44 = 4,874.66 : x
  2. Step 2: Convert to fraction form
    11,455.10/17,166.44 = 4,874.66/x
  3. Step 3: Cross multiply
    11,455.10x = 17,166.44 × 4,874.66
  4. Step 4: Simplify right side
    11,455.10x = 83,680,558.41
  5. Step 5: Solve for x
    x = 83,680,558.41/11,455.10
  6. Step 6: Final answer
    x = 7,305.09

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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.