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Finding the Fourth Proportional to 8,914.06, 13,371.09 and 2,340.24

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Solution

The fourth proportional to 8,914.06, 13,371.09 and 2,340.24 is: 3,510.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914.06 : 13,371.09 = 2,340.24 : x
  2. Step 2: Convert to fraction form
    8,914.06/13,371.09 = 2,340.24/x
  3. Step 3: Cross multiply
    8,914.06x = 13,371.09 × 2,340.24
  4. Step 4: Simplify right side
    8,914.06x = 31,291,559.66
  5. Step 5: Solve for x
    x = 31,291,559.66/8,914.06
  6. Step 6: Final answer
    x = 3,510.36

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Similar ratio
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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.