Home / 8,749.44-13,127.00-2,906.91

Finding the Fourth Proportional to 8,749.44, 13,127.00 and 2,906.91

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Solution

The fourth proportional to 8,749.44, 13,127.00 and 2,906.91 is: 4,361.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.44 : 13,127.00 = 2,906.91 : x
  2. Step 2: Convert to fraction form
    8,749.44/13,127.00 = 2,906.91/x
  3. Step 3: Cross multiply
    8,749.44x = 13,127.00 × 2,906.91
  4. Step 4: Simplify right side
    8,749.44x = 38,158,993.04
  5. Step 5: Solve for x
    x = 38,158,993.04/8,749.44
  6. Step 6: Final answer
    x = 4,361.31

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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.