Home / 6,923.68-9,556.64-4,405.92

Finding the Fourth Proportional to 6,923.68, 9,556.64 and 4,405.92

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Solution

The fourth proportional to 6,923.68, 9,556.64 and 4,405.92 is: 6,081.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923.68 : 9,556.64 = 4,405.92 : x
  2. Step 2: Convert to fraction form
    6,923.68/9,556.64 = 4,405.92/x
  3. Step 3: Cross multiply
    6,923.68x = 9,556.64 × 4,405.92
  4. Step 4: Simplify right side
    6,923.68x = 42,105,791.31
  5. Step 5: Solve for x
    x = 42,105,791.31/6,923.68
  6. Step 6: Final answer
    x = 6,081.42

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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.