Home / 7,556.64-10,427.40-4,723.44

Finding the Fourth Proportional to 7,556.64, 10,427.40 and 4,723.44

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Solution

The fourth proportional to 7,556.64, 10,427.40 and 4,723.44 is: 6,517.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.64 : 10,427.40 = 4,723.44 : x
  2. Step 2: Convert to fraction form
    7,556.64/10,427.40 = 4,723.44/x
  3. Step 3: Cross multiply
    7,556.64x = 10,427.40 × 4,723.44
  4. Step 4: Simplify right side
    7,556.64x = 49,253,198.26
  5. Step 5: Solve for x
    x = 49,253,198.26/7,556.64
  6. Step 6: Final answer
    x = 6,517.87

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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.