Home / 6,925.25-9,556.80-3,781.44

Finding the Fourth Proportional to 6,925.25, 9,556.80 and 3,781.44

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Solution

The fourth proportional to 6,925.25, 9,556.80 and 3,781.44 is: 5,218.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.25 : 9,556.80 = 3,781.44 : x
  2. Step 2: Convert to fraction form
    6,925.25/9,556.80 = 3,781.44/x
  3. Step 3: Cross multiply
    6,925.25x = 9,556.80 × 3,781.44
  4. Step 4: Simplify right side
    6,925.25x = 36,138,465.79
  5. Step 5: Solve for x
    x = 36,138,465.79/6,925.25
  6. Step 6: Final answer
    x = 5,218.36

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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.