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Finding the Fourth Proportional to 9,083.34, 12,525.80 and 8,554.20

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Solution

The fourth proportional to 9,083.34, 12,525.80 and 8,554.20 is: 11,796.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,083.34 : 12,525.80 = 8,554.20 : x
  2. Step 2: Convert to fraction form
    9,083.34/12,525.80 = 8,554.20/x
  3. Step 3: Cross multiply
    9,083.34x = 12,525.80 × 8,554.20
  4. Step 4: Simplify right side
    9,083.34x = 107,148,198.36
  5. Step 5: Solve for x
    x = 107,148,198.36/9,083.34
  6. Step 6: Final answer
    x = 11,796.12

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Half scale
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Double scale
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Similar ratio
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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.