Home / 7,556.93-10,428.49-4,199.75

Finding the Fourth Proportional to 7,556.93, 10,428.49 and 4,199.75

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Solution

The fourth proportional to 7,556.93, 10,428.49 and 4,199.75 is: 5,795.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,556.93 : 10,428.49 = 4,199.75 : x
  2. Step 2: Convert to fraction form
    7,556.93/10,428.49 = 4,199.75/x
  3. Step 3: Cross multiply
    7,556.93x = 10,428.49 × 4,199.75
  4. Step 4: Simplify right side
    7,556.93x = 43,797,050.88
  5. Step 5: Solve for x
    x = 43,797,050.88/7,556.93
  6. Step 6: Final answer
    x = 5,795.61

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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.