Home / 8,410.05-12,615.09-3,474.27

Finding the Fourth Proportional to 8,410.05, 12,615.09 and 3,474.27

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Solution

The fourth proportional to 8,410.05, 12,615.09 and 3,474.27 is: 5,211.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410.05 : 12,615.09 = 3,474.27 : x
  2. Step 2: Convert to fraction form
    8,410.05/12,615.09 = 3,474.27/x
  3. Step 3: Cross multiply
    8,410.05x = 12,615.09 × 3,474.27
  4. Step 4: Simplify right side
    8,410.05x = 43,828,228.73
  5. Step 5: Solve for x
    x = 43,828,228.73/8,410.05
  6. Step 6: Final answer
    x = 5,211.41

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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.