Home / 11,644.50-17,466.75-4,719

Finding the Fourth Proportional to 11,644.50, 17,466.75 and 4,719

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Solution

The fourth proportional to 11,644.50, 17,466.75 and 4,719 is: 7,078.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,644.50 : 17,466.75 = 4,719 : x
  2. Step 2: Convert to fraction form
    11,644.50/17,466.75 = 4,719/x
  3. Step 3: Cross multiply
    11,644.50x = 17,466.75 × 4,719
  4. Step 4: Simplify right side
    11,644.50x = 82,425,593.25
  5. Step 5: Solve for x
    x = 82,425,593.25/11,644.50
  6. Step 6: Final answer
    x = 7,078.50

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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.