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Finding the Fourth Proportional to 7,087.44, 10,575.87 and 7,046.64

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Solution

The fourth proportional to 7,087.44, 10,575.87 and 7,046.64 is: 10,514.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.44 : 10,575.87 = 7,046.64 : x
  2. Step 2: Convert to fraction form
    7,087.44/10,575.87 = 7,046.64/x
  3. Step 3: Cross multiply
    7,087.44x = 10,575.87 × 7,046.64
  4. Step 4: Simplify right side
    7,087.44x = 74,524,348.58
  5. Step 5: Solve for x
    x = 74,524,348.58/7,087.44
  6. Step 6: Final answer
    x = 10,514.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.