Home / 8,072.01-11,137.41-4,712.91

Finding the Fourth Proportional to 8,072.01, 11,137.41 and 4,712.91

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Solution

The fourth proportional to 8,072.01, 11,137.41 and 4,712.91 is: 6,502.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,072.01 : 11,137.41 = 4,712.91 : x
  2. Step 2: Convert to fraction form
    8,072.01/11,137.41 = 4,712.91/x
  3. Step 3: Cross multiply
    8,072.01x = 11,137.41 × 4,712.91
  4. Step 4: Simplify right side
    8,072.01x = 52,489,610.96
  5. Step 5: Solve for x
    x = 52,489,610.96/8,072.01
  6. Step 6: Final answer
    x = 6,502.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.