Home / 8,071.22-11,137.82-4,534.36

Finding the Fourth Proportional to 8,071.22, 11,137.82 and 4,534.36

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Solution

The fourth proportional to 8,071.22, 11,137.82 and 4,534.36 is: 6,257.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071.22 : 11,137.82 = 4,534.36 : x
  2. Step 2: Convert to fraction form
    8,071.22/11,137.82 = 4,534.36/x
  3. Step 3: Cross multiply
    8,071.22x = 11,137.82 × 4,534.36
  4. Step 4: Simplify right side
    8,071.22x = 50,502,885.50
  5. Step 5: Solve for x
    x = 50,502,885.50/8,071.22
  6. Step 6: Final answer
    x = 6,257.16

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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.