Home / 8,954.72-13,429.44-3,110.24

Finding the Fourth Proportional to 8,954.72, 13,429.44 and 3,110.24

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Solution

The fourth proportional to 8,954.72, 13,429.44 and 3,110.24 is: 4,664.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,954.72 : 13,429.44 = 3,110.24 : x
  2. Step 2: Convert to fraction form
    8,954.72/13,429.44 = 3,110.24/x
  3. Step 3: Cross multiply
    8,954.72x = 13,429.44 × 3,110.24
  4. Step 4: Simplify right side
    8,954.72x = 41,768,781.47
  5. Step 5: Solve for x
    x = 41,768,781.47/8,954.72
  6. Step 6: Final answer
    x = 4,664.44

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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.