Home / 4,672.41-6,447.40-2,783.73

Finding the Fourth Proportional to 4,672.41, 6,447.40 and 2,783.73

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Solution

The fourth proportional to 4,672.41, 6,447.40 and 2,783.73 is: 3,841.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672.41 : 6,447.40 = 2,783.73 : x
  2. Step 2: Convert to fraction form
    4,672.41/6,447.40 = 2,783.73/x
  3. Step 3: Cross multiply
    4,672.41x = 6,447.40 × 2,783.73
  4. Step 4: Simplify right side
    4,672.41x = 17,947,820.80
  5. Step 5: Solve for x
    x = 17,947,820.80/4,672.41
  6. Step 6: Final answer
    x = 3,841.23

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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.