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Finding the Fourth Proportional to 9,333.99, 14,000.97 and 7,687.08

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Solution

The fourth proportional to 9,333.99, 14,000.97 and 7,687.08 is: 11,530.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,333.99 : 14,000.97 = 7,687.08 : x
  2. Step 2: Convert to fraction form
    9,333.99/14,000.97 = 7,687.08/x
  3. Step 3: Cross multiply
    9,333.99x = 14,000.97 × 7,687.08
  4. Step 4: Simplify right side
    9,333.99x = 107,626,576.47
  5. Step 5: Solve for x
    x = 107,626,576.47/9,333.99
  6. Step 6: Final answer
    x = 11,530.61

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.