Home / 4,781.41-6,595.59-2,791.78

Finding the Fourth Proportional to 4,781.41, 6,595.59 and 2,791.78

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Solution

The fourth proportional to 4,781.41, 6,595.59 and 2,791.78 is: 3,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.41 : 6,595.59 = 2,791.78 : x
  2. Step 2: Convert to fraction form
    4,781.41/6,595.59 = 2,791.78/x
  3. Step 3: Cross multiply
    4,781.41x = 6,595.59 × 2,791.78
  4. Step 4: Simplify right side
    4,781.41x = 18,413,436.25
  5. Step 5: Solve for x
    x = 18,413,436.25/4,781.41
  6. Step 6: Final answer
    x = 3,851.05

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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.